Finding the Fourth Proportional to 112.34, 168.34 and 101.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112.34 : 168.34 = 101.50 : x
2. Step 2: Convert to fraction form
   112.34/168.34 = 101.50/x
3. Step 3: Cross multiply
   112.34x = 168.34 × 101.50
4. Step 4: Simplify right side
   112.34x = 17,086.51
5. Step 5: Solve for x
   x = 17,086.51/112.34
6. Step 6: Final answer
   x = 152.10