Finding the Fourth Proportional to 88,939.62, 122,528.84 and 62,034.12
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Solution
The fourth proportional to 88,939.62, 122,528.84 and 62,034.12 is: 85,462.12
Step by Step Solution
- Step 1: Write the proportion equation
88,939.62 : 122,528.84 = 62,034.12 : x - Step 2: Convert to fraction form
88,939.62/122,528.84 = 62,034.12/x - Step 3: Cross multiply
88,939.62x = 122,528.84 × 62,034.12 - Step 4: Simplify right side
88,939.62x = 7,600,968,453.85 - Step 5: Solve for x
x = 7,600,968,453.85/88,939.62 - Step 6: Final answer
x = 85,462.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.