Finding the Fourth Proportional to 202,432.10, 303,502.35 and 113,712.80
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Solution
The fourth proportional to 202,432.10, 303,502.35 and 113,712.80 is: 170,487.30
Step by Step Solution
- Step 1: Write the proportion equation
202,432.10 : 303,502.35 = 113,712.80 : x - Step 2: Convert to fraction form
202,432.10/303,502.35 = 113,712.80/x - Step 3: Cross multiply
202,432.10x = 303,502.35 × 113,712.80 - Step 4: Simplify right side
202,432.10x = 34,512,102,025.08 - Step 5: Solve for x
x = 34,512,102,025.08/202,432.10 - Step 6: Final answer
x = 170,487.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.