Finding the Fourth Proportional to 162,682.13, 224,469.41 and 102,217.74
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Solution
The fourth proportional to 162,682.13, 224,469.41 and 102,217.74 is: 141,040.42
Step by Step Solution
- Step 1: Write the proportion equation
162,682.13 : 224,469.41 = 102,217.74 : x - Step 2: Convert to fraction form
162,682.13/224,469.41 = 102,217.74/x - Step 3: Cross multiply
162,682.13x = 224,469.41 × 102,217.74 - Step 4: Simplify right side
162,682.13x = 22,944,755,278.24 - Step 5: Solve for x
x = 22,944,755,278.24/162,682.13 - Step 6: Final answer
x = 141,040.42
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1.5x scale
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.