Finding the Fourth Proportional to 88,391.92, 132,466.68 and 46,755.76
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Solution
The fourth proportional to 88,391.92, 132,466.68 and 46,755.76 is: 70,069.53
Step by Step Solution
- Step 1: Write the proportion equation
88,391.92 : 132,466.68 = 46,755.76 : x - Step 2: Convert to fraction form
88,391.92/132,466.68 = 46,755.76/x - Step 3: Cross multiply
88,391.92x = 132,466.68 × 46,755.76 - Step 4: Simplify right side
88,391.92x = 6,193,580,298.08 - Step 5: Solve for x
x = 6,193,580,298.08/88,391.92 - Step 6: Final answer
x = 70,069.53
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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.