Finding the Fourth Proportional to 84,161.26, 126,220.20 and 24,983.56
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Solution
The fourth proportional to 84,161.26, 126,220.20 and 24,983.56 is: 37,468.90
Step by Step Solution
- Step 1: Write the proportion equation
84,161.26 : 126,220.20 = 24,983.56 : x - Step 2: Convert to fraction form
84,161.26/126,220.20 = 24,983.56/x - Step 3: Cross multiply
84,161.26x = 126,220.20 × 24,983.56 - Step 4: Simplify right side
84,161.26x = 3,153,429,939.91 - Step 5: Solve for x
x = 3,153,429,939.91/84,161.26 - Step 6: Final answer
x = 37,468.90
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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.