Finding the Fourth Proportional to 112,132.43, 168,175.70 and 32,148.96
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Solution
The fourth proportional to 112,132.43, 168,175.70 and 32,148.96 is: 48,216.86
Step by Step Solution
- Step 1: Write the proportion equation
112,132.43 : 168,175.70 = 32,148.96 : x - Step 2: Convert to fraction form
112,132.43/168,175.70 = 32,148.96/x - Step 3: Cross multiply
112,132.43x = 168,175.70 × 32,148.96 - Step 4: Simplify right side
112,132.43x = 5,406,673,691.53 - Step 5: Solve for x
x = 5,406,673,691.53/112,132.43 - Step 6: Final answer
x = 48,216.86
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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.