Finding the Fourth Proportional to 272,233.18, 375,626.46 and 159,034.06
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Solution
The fourth proportional to 272,233.18, 375,626.46 and 159,034.06 is: 219,434.68
Step by Step Solution
- Step 1: Write the proportion equation
272,233.18 : 375,626.46 = 159,034.06 : x - Step 2: Convert to fraction form
272,233.18/375,626.46 = 159,034.06/x - Step 3: Cross multiply
272,233.18x = 375,626.46 × 159,034.06 - Step 4: Simplify right side
272,233.18x = 59,737,400,977.23 - Step 5: Solve for x
x = 59,737,400,977.23/272,233.18 - Step 6: Final answer
x = 219,434.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.