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Finding the Fourth Proportional to 133,604.80, 200,520.60 and 54,775.60

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Solution

The fourth proportional to 133,604.80, 200,520.60 and 54,775.60 is: 82,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,604.80 : 200,520.60 = 54,775.60 : x
  2. Step 2: Convert to fraction form
    133,604.80/200,520.60 = 54,775.60/x
  3. Step 3: Cross multiply
    133,604.80x = 200,520.60 × 54,775.60
  4. Step 4: Simplify right side
    133,604.80x = 10,983,636,177.36
  5. Step 5: Solve for x
    x = 10,983,636,177.36/133,604.80
  6. Step 6: Final answer
    x = 82,209.89

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