Finding the Fourth Proportional to 88,642.44, 132,768.18 and 73,270.44
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Solution
The fourth proportional to 88,642.44, 132,768.18 and 73,270.44 is: 109,744.08
Step by Step Solution
- Step 1: Write the proportion equation
88,642.44 : 132,768.18 = 73,270.44 : x - Step 2: Convert to fraction form
88,642.44/132,768.18 = 73,270.44/x - Step 3: Cross multiply
88,642.44x = 132,768.18 × 73,270.44 - Step 4: Simplify right side
88,642.44x = 9,727,982,966.60 - Step 5: Solve for x
x = 9,727,982,966.60/88,642.44 - Step 6: Final answer
x = 109,744.08
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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.