Finding the Fourth Proportional to 181,738.26, 272,618.28 and 57,079.26
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Solution
The fourth proportional to 181,738.26, 272,618.28 and 57,079.26 is: 85,622.31
Step by Step Solution
- Step 1: Write the proportion equation
181,738.26 : 272,618.28 = 57,079.26 : x - Step 2: Convert to fraction form
181,738.26/272,618.28 = 57,079.26/x - Step 3: Cross multiply
181,738.26x = 272,618.28 × 57,079.26 - Step 4: Simplify right side
181,738.26x = 15,560,849,684.87 - Step 5: Solve for x
x = 15,560,849,684.87/181,738.26 - Step 6: Final answer
x = 85,622.31
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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.