Finding the Fourth Proportional to 88,479.87, 122,100.53 and 48,193.17
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Solution
The fourth proportional to 88,479.87, 122,100.53 and 48,193.17 is: 66,505.65
Step by Step Solution
- Step 1: Write the proportion equation
88,479.87 : 122,100.53 = 48,193.17 : x - Step 2: Convert to fraction form
88,479.87/122,100.53 = 48,193.17/x - Step 3: Cross multiply
88,479.87x = 122,100.53 × 48,193.17 - Step 4: Simplify right side
88,479.87x = 5,884,411,358.41 - Step 5: Solve for x
x = 5,884,411,358.41/88,479.87 - Step 6: Final answer
x = 66,505.65
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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.