Home / 86,157.27-129,256.56-41,732.10

Finding the Fourth Proportional to 86,157.27, 129,256.56 and 41,732.10

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Solution

The fourth proportional to 86,157.27, 129,256.56 and 41,732.10 is: 62,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,157.27 : 129,256.56 = 41,732.10 : x
  2. Step 2: Convert to fraction form
    86,157.27/129,256.56 = 41,732.10/x
  3. Step 3: Cross multiply
    86,157.27x = 129,256.56 × 41,732.10
  4. Step 4: Simplify right side
    86,157.27x = 5,394,147,687.58
  5. Step 5: Solve for x
    x = 5,394,147,687.58/86,157.27
  6. Step 6: Final answer
    x = 62,608.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.