Finding the Fourth Proportional to 90,575.47, 135,869.96 and 24,014.13
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Solution
The fourth proportional to 90,575.47, 135,869.96 and 24,014.13 is: 36,022.99
Step by Step Solution
- Step 1: Write the proportion equation
90,575.47 : 135,869.96 = 24,014.13 : x - Step 2: Convert to fraction form
90,575.47/135,869.96 = 24,014.13/x - Step 3: Cross multiply
90,575.47x = 135,869.96 × 24,014.13 - Step 4: Simplify right side
90,575.47x = 3,262,798,882.53 - Step 5: Solve for x
x = 3,262,798,882.53/90,575.47 - Step 6: Final answer
x = 36,022.99
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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.