Finding the Fourth Proportional to 88,752.87, 122,479.97 and 48,467.12
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Solution
The fourth proportional to 88,752.87, 122,479.97 and 48,467.12 is: 66,885.17
Step by Step Solution
- Step 1: Write the proportion equation
88,752.87 : 122,479.97 = 48,467.12 : x - Step 2: Convert to fraction form
88,752.87/122,479.97 = 48,467.12/x - Step 3: Cross multiply
88,752.87x = 122,479.97 × 48,467.12 - Step 4: Simplify right side
88,752.87x = 5,936,250,548.85 - Step 5: Solve for x
x = 5,936,250,548.85/88,752.87 - Step 6: Final answer
x = 66,885.17
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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.