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Finding the Fourth Proportional to 133,092.40, 199,638.60 and 88,574.80

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Solution

The fourth proportional to 133,092.40, 199,638.60 and 88,574.80 is: 132,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.40 : 199,638.60 = 88,574.80 : x
  2. Step 2: Convert to fraction form
    133,092.40/199,638.60 = 88,574.80/x
  3. Step 3: Cross multiply
    133,092.40x = 199,638.60 × 88,574.80
  4. Step 4: Simplify right side
    133,092.40x = 17,682,949,067.28
  5. Step 5: Solve for x
    x = 17,682,949,067.28/133,092.40
  6. Step 6: Final answer
    x = 132,862.20

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