Home / 113,713.38-156,925.08-62,727.90

Finding the Fourth Proportional to 113,713.38, 156,925.08 and 62,727.90

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Solution

The fourth proportional to 113,713.38, 156,925.08 and 62,727.90 is: 86,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,713.38 : 156,925.08 = 62,727.90 : x
  2. Step 2: Convert to fraction form
    113,713.38/156,925.08 = 62,727.90/x
  3. Step 3: Cross multiply
    113,713.38x = 156,925.08 × 62,727.90
  4. Step 4: Simplify right side
    113,713.38x = 9,843,580,725.73
  5. Step 5: Solve for x
    x = 9,843,580,725.73/113,713.38
  6. Step 6: Final answer
    x = 86,564.84

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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.