Finding the Fourth Proportional to 112,687.26, 169,039.68 and 32,726.53
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Solution
The fourth proportional to 112,687.26, 169,039.68 and 32,726.53 is: 49,092.35
Step by Step Solution
- Step 1: Write the proportion equation
112,687.26 : 169,039.68 = 32,726.53 : x - Step 2: Convert to fraction form
112,687.26/169,039.68 = 32,726.53/x - Step 3: Cross multiply
112,687.26x = 169,039.68 × 32,726.53 - Step 4: Simplify right side
112,687.26x = 5,532,082,247.29 - Step 5: Solve for x
x = 5,532,082,247.29/112,687.26 - Step 6: Final answer
x = 49,092.35
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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.