Finding the Fourth Proportional to 239,855.29, 331,000.80 and 132,425.53
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Solution
The fourth proportional to 239,855.29, 331,000.80 and 132,425.53 is: 182,747.51
Step by Step Solution
- Step 1: Write the proportion equation
239,855.29 : 331,000.80 = 132,425.53 : x - Step 2: Convert to fraction form
239,855.29/331,000.80 = 132,425.53/x - Step 3: Cross multiply
239,855.29x = 331,000.80 × 132,425.53 - Step 4: Simplify right side
239,855.29x = 43,832,956,370.42 - Step 5: Solve for x
x = 43,832,956,370.42/239,855.29 - Step 6: Final answer
x = 182,747.51
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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.