Home / 82,277.57-123,391.89-34,891.95

Finding the Fourth Proportional to 82,277.57, 123,391.89 and 34,891.95

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Solution

The fourth proportional to 82,277.57, 123,391.89 and 34,891.95 is: 52,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,277.57 : 123,391.89 = 34,891.95 : x
  2. Step 2: Convert to fraction form
    82,277.57/123,391.89 = 34,891.95/x
  3. Step 3: Cross multiply
    82,277.57x = 123,391.89 × 34,891.95
  4. Step 4: Simplify right side
    82,277.57x = 4,305,383,656.29
  5. Step 5: Solve for x
    x = 4,305,383,656.29/82,277.57
  6. Step 6: Final answer
    x = 52,327.55

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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.