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Finding the Fourth Proportional to 83,480.40, 125,179.64 and 41,311.76

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Solution

The fourth proportional to 83,480.40, 125,179.64 and 41,311.76 is: 61,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,480.40 : 125,179.64 = 41,311.76 : x
  2. Step 2: Convert to fraction form
    83,480.40/125,179.64 = 41,311.76/x
  3. Step 3: Cross multiply
    83,480.40x = 125,179.64 × 41,311.76
  4. Step 4: Simplify right side
    83,480.40x = 5,171,391,244.57
  5. Step 5: Solve for x
    x = 5,171,391,244.57/83,480.40
  6. Step 6: Final answer
    x = 61,947.37

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