Let R, H, & A be the amount of money that Ryan, Heather, & Alonza have respectively.

Based on the given information R + H + A = 98

R = H + 10

A = 4R

Making R the lone variable gives

R + (R - 10) + 4R = 98

Then

6R = 108 or R = 18 Then

R = $18

H = R - 10 = $8

A = 4R = $72