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Finding the Fourth Proportional to 134,016.20, 200,951.40 and 55,138.40

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Solution

The fourth proportional to 134,016.20, 200,951.40 and 55,138.40 is: 82,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,016.20 : 200,951.40 = 55,138.40 : x
  2. Step 2: Convert to fraction form
    134,016.20/200,951.40 = 55,138.40/x
  3. Step 3: Cross multiply
    134,016.20x = 200,951.40 × 55,138.40
  4. Step 4: Simplify right side
    134,016.20x = 11,080,138,673.76
  5. Step 5: Solve for x
    x = 11,080,138,673.76/134,016.20
  6. Step 6: Final answer
    x = 82,677.61

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