Home / 113,327.28-156,395.88-63,029.52

Finding the Fourth Proportional to 113,327.28, 156,395.88 and 63,029.52

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Solution

The fourth proportional to 113,327.28, 156,395.88 and 63,029.52 is: 86,983.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,327.28 : 156,395.88 = 63,029.52 : x
  2. Step 2: Convert to fraction form
    113,327.28/156,395.88 = 63,029.52/x
  3. Step 3: Cross multiply
    113,327.28x = 156,395.88 × 63,029.52
  4. Step 4: Simplify right side
    113,327.28x = 9,857,557,246.38
  5. Step 5: Solve for x
    x = 9,857,557,246.38/113,327.28
  6. Step 6: Final answer
    x = 86,983.09

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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.