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Finding the Fourth Proportional to 133,351.80, 200,027.70 and 80,863.80

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Solution

The fourth proportional to 133,351.80, 200,027.70 and 80,863.80 is: 121,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,351.80 : 200,027.70 = 80,863.80 : x
  2. Step 2: Convert to fraction form
    133,351.80/200,027.70 = 80,863.80/x
  3. Step 3: Cross multiply
    133,351.80x = 200,027.70 × 80,863.80
  4. Step 4: Simplify right side
    133,351.80x = 16,174,999,927.26
  5. Step 5: Solve for x
    x = 16,174,999,927.26/133,351.80
  6. Step 6: Final answer
    x = 121,295.70

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