Home / 83,601.33-125,348.66-55,105.38

Finding the Fourth Proportional to 83,601.33, 125,348.66 and 55,105.38

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Solution

The fourth proportional to 83,601.33, 125,348.66 and 55,105.38 is: 82,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,601.33 : 125,348.66 = 55,105.38 : x
  2. Step 2: Convert to fraction form
    83,601.33/125,348.66 = 55,105.38/x
  3. Step 3: Cross multiply
    83,601.33x = 125,348.66 × 55,105.38
  4. Step 4: Simplify right side
    83,601.33x = 6,907,385,935.56
  5. Step 5: Solve for x
    x = 6,907,385,935.56/83,601.33
  6. Step 6: Final answer
    x = 82,622.92

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1.5x scale

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.