Finding the Fourth Proportional to 87,101.44, 130,632.96 and 27,925.76
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Solution
The fourth proportional to 87,101.44, 130,632.96 and 27,925.76 is: 41,882.48
Step by Step Solution
- Step 1: Write the proportion equation
87,101.44 : 130,632.96 = 27,925.76 : x - Step 2: Convert to fraction form
87,101.44/130,632.96 = 27,925.76/x - Step 3: Cross multiply
87,101.44x = 130,632.96 × 27,925.76 - Step 4: Simplify right side
87,101.44x = 3,648,024,689.05 - Step 5: Solve for x
x = 3,648,024,689.05/87,101.44 - Step 6: Final answer
x = 41,882.48
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1.5x scale
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.