Home / 82,496.28-123,757.80-25,556.88

Finding the Fourth Proportional to 82,496.28, 123,757.80 and 25,556.88

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Solution

The fourth proportional to 82,496.28, 123,757.80 and 25,556.88 is: 38,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,496.28 : 123,757.80 = 25,556.88 : x
  2. Step 2: Convert to fraction form
    82,496.28/123,757.80 = 25,556.88/x
  3. Step 3: Cross multiply
    82,496.28x = 123,757.80 × 25,556.88
  4. Step 4: Simplify right side
    82,496.28x = 3,162,863,243.66
  5. Step 5: Solve for x
    x = 3,162,863,243.66/82,496.28
  6. Step 6: Final answer
    x = 38,339.47

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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.