Finding the Fourth Proportional to 88,618.26, 122,292.72 and 48,331.26
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Solution
The fourth proportional to 88,618.26, 122,292.72 and 48,331.26 is: 66,696.88
Step by Step Solution
- Step 1: Write the proportion equation
88,618.26 : 122,292.72 = 48,331.26 : x - Step 2: Convert to fraction form
88,618.26/122,292.72 = 48,331.26/x - Step 3: Cross multiply
88,618.26x = 122,292.72 × 48,331.26 - Step 4: Simplify right side
88,618.26x = 5,910,561,246.43 - Step 5: Solve for x
x = 5,910,561,246.43/88,618.26 - Step 6: Final answer
x = 66,696.88
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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.