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Finding the Fourth Proportional to 132,199.67, 198,665.48 and 128,995.02

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Solution

The fourth proportional to 132,199.67, 198,665.48 and 128,995.02 is: 193,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,199.67 : 198,665.48 = 128,995.02 : x
  2. Step 2: Convert to fraction form
    132,199.67/198,665.48 = 128,995.02/x
  3. Step 3: Cross multiply
    132,199.67x = 198,665.48 × 128,995.02
  4. Step 4: Simplify right side
    132,199.67x = 25,626,857,888.40
  5. Step 5: Solve for x
    x = 25,626,857,888.40/132,199.67
  6. Step 6: Final answer
    x = 193,849.63

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