Finding the Fourth Proportional to 239,623.22, 330,682.56 and 132,197.24
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Solution
The fourth proportional to 239,623.22, 330,682.56 and 132,197.24 is: 182,433.58
Step by Step Solution
- Step 1: Write the proportion equation
239,623.22 : 330,682.56 = 132,197.24 : x - Step 2: Convert to fraction form
239,623.22/330,682.56 = 132,197.24/x - Step 3: Cross multiply
239,623.22x = 330,682.56 × 132,197.24 - Step 4: Simplify right side
239,623.22x = 43,715,321,748.13 - Step 5: Solve for x
x = 43,715,321,748.13/239,623.22 - Step 6: Final answer
x = 182,433.58
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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.