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Finding the Fourth Proportional to 132,664.96, 198,996.99 and 53,778.97

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Solution

The fourth proportional to 132,664.96, 198,996.99 and 53,778.97 is: 80,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,664.96 : 198,996.99 = 53,778.97 : x
  2. Step 2: Convert to fraction form
    132,664.96/198,996.99 = 53,778.97/x
  3. Step 3: Cross multiply
    132,664.96x = 198,996.99 × 53,778.97
  4. Step 4: Simplify right side
    132,664.96x = 10,701,853,155.30
  5. Step 5: Solve for x
    x = 10,701,853,155.30/132,664.96
  6. Step 6: Final answer
    x = 80,668.27

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