Finding the Fourth Proportional to 88,854.27, 132,593.76 and 79,391.44
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Solution
The fourth proportional to 88,854.27, 132,593.76 and 79,391.44 is: 118,472.75
Step by Step Solution
- Step 1: Write the proportion equation
88,854.27 : 132,593.76 = 79,391.44 : x - Step 2: Convert to fraction form
88,854.27/132,593.76 = 79,391.44/x - Step 3: Cross multiply
88,854.27x = 132,593.76 × 79,391.44 - Step 4: Simplify right side
88,854.27x = 10,526,809,707.16 - Step 5: Solve for x
x = 10,526,809,707.16/88,854.27 - Step 6: Final answer
x = 118,472.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.