Opting to bat, India posted a competitive 289 for seven against South Africa in the fourthODI in Johannesburg on Saturday.Dhawan made a brilliant century scoring 109. Kohli was out at 75. Earlier, India won the toss and opted to bat. Lungi Ngidi (2/52) and Kagiso Rabada (2/58) picked up two wickets apiece for South Africa.India made one change, bringing in Shreyas Iyer for the injured Kedar Jadhav. South Africa included a fit-again AB de Villiers in the playing eleven while Morne Morkel replaced Imran Tahir.India are leading 3-0 in the six-match series.