Finding the Fourth Proportional to 71,566.74, 107,350.10 and 27,182.99
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Solution
The fourth proportional to 71,566.74, 107,350.10 and 27,182.99 is: 40,774.48
Step by Step Solution
- Step 1: Write the proportion equation
71,566.74 : 107,350.10 = 27,182.99 : x - Step 2: Convert to fraction form
71,566.74/107,350.10 = 27,182.99/x - Step 3: Cross multiply
71,566.74x = 107,350.10 × 27,182.99 - Step 4: Simplify right side
71,566.74x = 2,918,096,694.80 - Step 5: Solve for x
x = 2,918,096,694.80/71,566.74 - Step 6: Final answer
x = 40,774.48
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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.