Finding the Fourth Proportional to 88,853.91, 133,287.84 and 29,689.76
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Solution
The fourth proportional to 88,853.91, 133,287.84 and 29,689.76 is: 44,536.96
Step by Step Solution
- Step 1: Write the proportion equation
88,853.91 : 133,287.84 = 29,689.76 : x - Step 2: Convert to fraction form
88,853.91/133,287.84 = 29,689.76/x - Step 3: Cross multiply
88,853.91x = 133,287.84 × 29,689.76 - Step 4: Simplify right side
88,853.91x = 3,957,283,314.08 - Step 5: Solve for x
x = 3,957,283,314.08/88,853.91 - Step 6: Final answer
x = 44,536.96
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1.5x scale
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.