Home / 82,197.15-123,286.06-23,037.58

Finding the Fourth Proportional to 82,197.15, 123,286.06 and 23,037.58

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Solution

The fourth proportional to 82,197.15, 123,286.06 and 23,037.58 is: 34,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,197.15 : 123,286.06 = 23,037.58 : x
  2. Step 2: Convert to fraction form
    82,197.15/123,286.06 = 23,037.58/x
  3. Step 3: Cross multiply
    82,197.15x = 123,286.06 × 23,037.58
  4. Step 4: Simplify right side
    82,197.15x = 2,840,212,470.13
  5. Step 5: Solve for x
    x = 2,840,212,470.13/82,197.15
  6. Step 6: Final answer
    x = 34,553.66

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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.