Finding the Fourth Proportional to 161,586.11, 242,593.88 and 138,044.94
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Solution
The fourth proportional to 161,586.11, 242,593.88 and 138,044.94 is: 207,250.85
Step by Step Solution
- Step 1: Write the proportion equation
161,586.11 : 242,593.88 = 138,044.94 : x - Step 2: Convert to fraction form
161,586.11/242,593.88 = 138,044.94/x - Step 3: Cross multiply
161,586.11x = 242,593.88 × 138,044.94 - Step 4: Simplify right side
161,586.11x = 33,488,856,918.74 - Step 5: Solve for x
x = 33,488,856,918.74/161,586.11 - Step 6: Final answer
x = 207,250.85
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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.