Finding the Fourth Proportional to 239,475.06, 330,490.44 and 132,044.76
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Solution
The fourth proportional to 239,475.06, 330,490.44 and 132,044.76 is: 182,229.96
Step by Step Solution
- Step 1: Write the proportion equation
239,475.06 : 330,490.44 = 132,044.76 : x - Step 2: Convert to fraction form
239,475.06/330,490.44 = 132,044.76/x - Step 3: Cross multiply
239,475.06x = 330,490.44 × 132,044.76 - Step 4: Simplify right side
239,475.06x = 43,639,530,832.09 - Step 5: Solve for x
x = 43,639,530,832.09/239,475.06 - Step 6: Final answer
x = 182,229.96
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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.