Finding the Fourth Proportional to 181,207.26, 271,686.87 and 92,288.70
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Solution
The fourth proportional to 181,207.26, 271,686.87 and 92,288.70 is: 138,369.89
Step by Step Solution
- Step 1: Write the proportion equation
181,207.26 : 271,686.87 = 92,288.70 : x - Step 2: Convert to fraction form
181,207.26/271,686.87 = 92,288.70/x - Step 3: Cross multiply
181,207.26x = 271,686.87 × 92,288.70 - Step 4: Simplify right side
181,207.26x = 25,073,628,039.37 - Step 5: Solve for x
x = 25,073,628,039.37/181,207.26 - Step 6: Final answer
x = 138,369.89
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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.