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Finding the Fourth Proportional to 133,840.80, 200,591.10 and 54,865.80

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Solution

The fourth proportional to 133,840.80, 200,591.10 and 54,865.80 is: 82,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,840.80 : 200,591.10 = 54,865.80 : x
  2. Step 2: Convert to fraction form
    133,840.80/200,591.10 = 54,865.80/x
  3. Step 3: Cross multiply
    133,840.80x = 200,591.10 × 54,865.80
  4. Step 4: Simplify right side
    133,840.80x = 11,005,591,174.38
  5. Step 5: Solve for x
    x = 11,005,591,174.38/133,840.80
  6. Step 6: Final answer
    x = 82,228.97

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