Finding the Fourth Proportional to 132,079.92, 198,119.19 and 32,240.63
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Solution
The fourth proportional to 132,079.92, 198,119.19 and 32,240.63 is: 48,360.78
Step by Step Solution
- Step 1: Write the proportion equation
132,079.92 : 198,119.19 = 32,240.63 : x - Step 2: Convert to fraction form
132,079.92/198,119.19 = 32,240.63/x - Step 3: Cross multiply
132,079.92x = 198,119.19 × 32,240.63 - Step 4: Simplify right side
132,079.92x = 6,387,488,026.21 - Step 5: Solve for x
x = 6,387,488,026.21/132,079.92 - Step 6: Final answer
x = 48,360.78
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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.