Du Plessis stuns in South Africa's triumph

South Africa's Faf du Plessis crushed a profession best 185 off 141 balls as the hosts beat Sri Lanka by 40 pursues surviving a savage assault in a high-scoring fourth one-day global to take a 4-0 arrangement lead on Tuesday.

In the wake of selecting to bat, South Africa posted 367 for five in their 50 overs at Newlands however were then put under weight by the vacationers who made a sublime begin, just to shrink at the passing to complete on 327 hard and fast with nine balls remaining.

Sri Lanka commander Upal Tharanga drove their accuse of a splendid 119 from 90 balls however the home side ripped at their way back as they developed the weight and wickets started to fall.

South Africa head into the last installation of the five-diversion arrangement in Pretoria on Friday searching for a decisive victory to develop their 13-coordinate winning keep running at home.

The hosts' innings was moored by the eminent century from Du Plessis, the most elevated ODI score at Newlands and three runs short of South Africa's 50-over record of 188 scored by Gary Kirsten against the United Arab Emirates in the 1996 World Cup.

Du Plessis was very much bolstered by Quinton de Kock (55 from 46 balls) and AB de Villiers (64 from 62) preceding a drained swipe to long-on off seamer Lahiru Madushanka saw him lose his wicket.

Du Plessis' remain of 137 for the third wicket with De Villiers from one ball short of 20 overs laid the stage for what turned out to be South Africa's record ODI add up to at Newlands.

Sri Lanka made an exciting begin to their answer, smashing 100 without misfortune off the initial 10 overs of their innings.

Tharanga and the tasteful Niroshan Dickwella (58 from 47 balls) included 139 in 16 overs before the last was expelled.

Tharanga carried on his cheerful way, smashing 11 fours and seven sixes, and when he was the third man out with the score on 216 in the 30th over, Sri Lanka were still in the driving seat.

However, as South Africa started to discover spot balls, Sri Lanka slipped from 307 for four to lose their last six wickets for the expansion of just 20 runs.