Finding the Fourth Proportional to 239,472.96, 330,474.98 and 132,046.80
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Solution
The fourth proportional to 239,472.96, 330,474.98 and 132,046.80 is: 182,225.85
Step by Step Solution
- Step 1: Write the proportion equation
239,472.96 : 330,474.98 = 132,046.80 : x - Step 2: Convert to fraction form
239,472.96/330,474.98 = 132,046.80/x - Step 3: Cross multiply
239,472.96x = 330,474.98 × 132,046.80 - Step 4: Simplify right side
239,472.96x = 43,638,163,589.06 - Step 5: Solve for x
x = 43,638,163,589.06/239,472.96 - Step 6: Final answer
x = 182,225.85
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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.