Home / 89,318.62-123,251.92-49,032.33

Finding the Fourth Proportional to 89,318.62, 123,251.92 and 49,032.33

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Solution

The fourth proportional to 89,318.62, 123,251.92 and 49,032.33 is: 67,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,318.62 : 123,251.92 = 49,032.33 : x
  2. Step 2: Convert to fraction form
    89,318.62/123,251.92 = 49,032.33/x
  3. Step 3: Cross multiply
    89,318.62x = 123,251.92 × 49,032.33
  4. Step 4: Simplify right side
    89,318.62x = 6,043,328,814.57
  5. Step 5: Solve for x
    x = 6,043,328,814.57/89,318.62
  6. Step 6: Final answer
    x = 67,660.35

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1.5x scale

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.