Finding the Fourth Proportional to 239,666.60, 330,741.68 and 132,240.62
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Solution
The fourth proportional to 239,666.60, 330,741.68 and 132,240.62 is: 182,493.03
Step by Step Solution
- Step 1: Write the proportion equation
239,666.60 : 330,741.68 = 132,240.62 : x - Step 2: Convert to fraction form
239,666.60/330,741.68 = 132,240.62/x - Step 3: Cross multiply
239,666.60x = 330,741.68 × 132,240.62 - Step 4: Simplify right side
239,666.60x = 43,737,482,508.13 - Step 5: Solve for x
x = 43,737,482,508.13/239,666.60 - Step 6: Final answer
x = 182,493.03
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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.