Home / 82,493.20-123,726.04-23,315.44

Finding the Fourth Proportional to 82,493.20, 123,726.04 and 23,315.44

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Solution

The fourth proportional to 82,493.20, 123,726.04 and 23,315.44 is: 34,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,493.20 : 123,726.04 = 23,315.44 : x
  2. Step 2: Convert to fraction form
    82,493.20/123,726.04 = 23,315.44/x
  3. Step 3: Cross multiply
    82,493.20x = 123,726.04 × 23,315.44
  4. Step 4: Simplify right side
    82,493.20x = 2,884,727,062.06
  5. Step 5: Solve for x
    x = 2,884,727,062.06/82,493.20
  6. Step 6: Final answer
    x = 34,969.27

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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.