Finding the Fourth Proportional to 182,122.20, 273,221.70 and 57,475.80
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Solution
The fourth proportional to 182,122.20, 273,221.70 and 57,475.80 is: 86,225.82
Step by Step Solution
- Step 1: Write the proportion equation
182,122.20 : 273,221.70 = 57,475.80 : x - Step 2: Convert to fraction form
182,122.20/273,221.70 = 57,475.80/x - Step 3: Cross multiply
182,122.20x = 273,221.70 × 57,475.80 - Step 4: Simplify right side
182,122.20x = 15,703,635,784.86 - Step 5: Solve for x
x = 15,703,635,784.86/182,122.20 - Step 6: Final answer
x = 86,225.82
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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.