Finding the Fourth Proportional to 88,260.24, 132,315.84 and 38,302.56
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Solution
The fourth proportional to 88,260.24, 132,315.84 and 38,302.56 is: 57,421.50
Step by Step Solution
- Step 1: Write the proportion equation
88,260.24 : 132,315.84 = 38,302.56 : x - Step 2: Convert to fraction form
88,260.24/132,315.84 = 38,302.56/x - Step 3: Cross multiply
88,260.24x = 132,315.84 × 38,302.56 - Step 4: Simplify right side
88,260.24x = 5,068,035,400.55 - Step 5: Solve for x
x = 5,068,035,400.55/88,260.24 - Step 6: Final answer
x = 57,421.50
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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.