Finding the Fourth Proportional to 239,606.30, 330,657.62 and 132,174.79
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Solution
The fourth proportional to 239,606.30, 330,657.62 and 132,174.79 is: 182,401.72
Step by Step Solution
- Step 1: Write the proportion equation
239,606.30 : 330,657.62 = 132,174.79 : x - Step 2: Convert to fraction form
239,606.30/330,657.62 = 132,174.79/x - Step 3: Cross multiply
239,606.30x = 330,657.62 × 132,174.79 - Step 4: Simplify right side
239,606.30x = 43,704,601,857.00 - Step 5: Solve for x
x = 43,704,601,857.00/239,606.30 - Step 6: Final answer
x = 182,401.72
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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.