Home / 113,149.52-156,151.28-62,848.52

Finding the Fourth Proportional to 113,149.52, 156,151.28 and 62,848.52

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Solution

The fourth proportional to 113,149.52, 156,151.28 and 62,848.52 is: 86,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,149.52 : 156,151.28 = 62,848.52 : x
  2. Step 2: Convert to fraction form
    113,149.52/156,151.28 = 62,848.52/x
  3. Step 3: Cross multiply
    113,149.52x = 156,151.28 × 62,848.52
  4. Step 4: Simplify right side
    113,149.52x = 9,813,876,844.11
  5. Step 5: Solve for x
    x = 9,813,876,844.11/113,149.52
  6. Step 6: Final answer
    x = 86,733.70

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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.