Finding the Fourth Proportional to 132,134.18, 198,207.95 and 37,371.20
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Solution
The fourth proportional to 132,134.18, 198,207.95 and 37,371.20 is: 56,058.68
Step by Step Solution
- Step 1: Write the proportion equation
132,134.18 : 198,207.95 = 37,371.20 : x - Step 2: Convert to fraction form
132,134.18/198,207.95 = 37,371.20/x - Step 3: Cross multiply
132,134.18x = 198,207.95 × 37,371.20 - Step 4: Simplify right side
132,134.18x = 7,407,267,763.14 - Step 5: Solve for x
x = 7,407,267,763.14/132,134.18 - Step 6: Final answer
x = 56,058.68
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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.