Finding the Fourth Proportional to 239,754.21, 330,859.18 and 132,324.24
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Solution
The fourth proportional to 239,754.21, 330,859.18 and 132,324.24 is: 182,606.55
Step by Step Solution
- Step 1: Write the proportion equation
239,754.21 : 330,859.18 = 132,324.24 : x - Step 2: Convert to fraction form
239,754.21/330,859.18 = 132,324.24/x - Step 3: Cross multiply
239,754.21x = 330,859.18 × 132,324.24 - Step 4: Simplify right side
239,754.21x = 43,780,689,540.52 - Step 5: Solve for x
x = 43,780,689,540.52/239,754.21 - Step 6: Final answer
x = 182,606.55
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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.