Finding the Fourth Proportional to 88,240.24, 132,519.92 and 55,024.80
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Solution
The fourth proportional to 88,240.24, 132,519.92 and 55,024.80 is: 82,636.70
Step by Step Solution
- Step 1: Write the proportion equation
88,240.24 : 132,519.92 = 55,024.80 : x - Step 2: Convert to fraction form
88,240.24/132,519.92 = 55,024.80/x - Step 3: Cross multiply
88,240.24x = 132,519.92 × 55,024.80 - Step 4: Simplify right side
88,240.24x = 7,291,882,094.02 - Step 5: Solve for x
x = 7,291,882,094.02/88,240.24 - Step 6: Final answer
x = 82,636.70
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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.