Why does tranio say he has come to baptistas house?

Tranio says he has come to Baptista's house to court his daughter, Bianca, on behalf of his master, Lucentio. He presents himself as a wealthy suitor eager to win her affection, intending to disguise Lucentio's true identity and intentions. This ruse is part of a larger plan to secure Bianca's love while navigating the complexities of her father's strict marriage arrangements.