Finding the Fourth Proportional to 88,058.66, 132,108.12 and 38,147.06
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Solution
The fourth proportional to 88,058.66, 132,108.12 and 38,147.06 is: 57,229.31
Step by Step Solution
- Step 1: Write the proportion equation
88,058.66 : 132,108.12 = 38,147.06 : x - Step 2: Convert to fraction form
88,058.66/132,108.12 = 38,147.06/x - Step 3: Cross multiply
88,058.66x = 132,108.12 × 38,147.06 - Step 4: Simplify right side
88,058.66x = 5,039,536,380.13 - Step 5: Solve for x
x = 5,039,536,380.13/88,058.66 - Step 6: Final answer
x = 57,229.31
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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.