Finding the Fourth Proportional to 88,177.24, 121,601.71 and 68,002.17
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Solution
The fourth proportional to 88,177.24, 121,601.71 and 68,002.17 is: 93,779.07
Step by Step Solution
- Step 1: Write the proportion equation
88,177.24 : 121,601.71 = 68,002.17 : x - Step 2: Convert to fraction form
88,177.24/121,601.71 = 68,002.17/x - Step 3: Cross multiply
88,177.24x = 121,601.71 × 68,002.17 - Step 4: Simplify right side
88,177.24x = 8,269,179,402.19 - Step 5: Solve for x
x = 8,269,179,402.19/88,177.24 - Step 6: Final answer
x = 93,779.07
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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.