Finding the Fourth Proportional to 239,432.96, 330,437.17 and 132,013.19
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Solution
The fourth proportional to 239,432.96, 330,437.17 and 132,013.19 is: 182,189.06
Step by Step Solution
- Step 1: Write the proportion equation
239,432.96 : 330,437.17 = 132,013.19 : x - Step 2: Convert to fraction form
239,432.96/330,437.17 = 132,013.19/x - Step 3: Cross multiply
239,432.96x = 330,437.17 × 132,013.19 - Step 4: Simplify right side
239,432.96x = 43,622,065,897.38 - Step 5: Solve for x
x = 43,622,065,897.38/239,432.96 - Step 6: Final answer
x = 182,189.06
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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.