Finding the Fourth Proportional to 182,439.27, 273,642.20 and 129,358.96
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Solution
The fourth proportional to 182,439.27, 273,642.20 and 129,358.96 is: 194,026.59
Step by Step Solution
- Step 1: Write the proportion equation
182,439.27 : 273,642.20 = 129,358.96 : x - Step 2: Convert to fraction form
182,439.27/273,642.20 = 129,358.96/x - Step 3: Cross multiply
182,439.27x = 273,642.20 × 129,358.96 - Step 4: Simplify right side
182,439.27x = 35,398,069,558.31 - Step 5: Solve for x
x = 35,398,069,558.31/182,439.27 - Step 6: Final answer
x = 194,026.59
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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.