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Finding the Fourth Proportional to 81,951.06, 122,947.72 and 44,501.52

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Solution

The fourth proportional to 81,951.06, 122,947.72 and 44,501.52 is: 66,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,951.06 : 122,947.72 = 44,501.52 : x
  2. Step 2: Convert to fraction form
    81,951.06/122,947.72 = 44,501.52/x
  3. Step 3: Cross multiply
    81,951.06x = 122,947.72 × 44,501.52
  4. Step 4: Simplify right side
    81,951.06x = 5,471,360,198.03
  5. Step 5: Solve for x
    x = 5,471,360,198.03/81,951.06
  6. Step 6: Final answer
    x = 66,763.75

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