Finding the Fourth Proportional to 272,391.66, 408,589.29 and 94,902.03
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Solution
The fourth proportional to 272,391.66, 408,589.29 and 94,902.03 is: 142,353.67
Step by Step Solution
- Step 1: Write the proportion equation
272,391.66 : 408,589.29 = 94,902.03 : x - Step 2: Convert to fraction form
272,391.66/408,589.29 = 94,902.03/x - Step 3: Cross multiply
272,391.66x = 408,589.29 × 94,902.03 - Step 4: Simplify right side
272,391.66x = 38,775,953,057.26 - Step 5: Solve for x
x = 38,775,953,057.26/272,391.66 - Step 6: Final answer
x = 142,353.67
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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.