Finding the Fourth Proportional to 88,743.44, 122,470.92 and 48,460.95
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Solution
The fourth proportional to 88,743.44, 122,470.92 and 48,460.95 is: 66,878.82
Step by Step Solution
- Step 1: Write the proportion equation
88,743.44 : 122,470.92 = 48,460.95 : x - Step 2: Convert to fraction form
88,743.44/122,470.92 = 48,460.95/x - Step 3: Cross multiply
88,743.44x = 122,470.92 × 48,460.95 - Step 4: Simplify right side
88,743.44x = 5,935,057,130.57 - Step 5: Solve for x
x = 5,935,057,130.57/88,743.44 - Step 6: Final answer
x = 66,878.82
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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.