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Finding the Fourth Proportional to 133,067.80, 199,332.90 and 82,994.20

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Solution

The fourth proportional to 133,067.80, 199,332.90 and 82,994.20 is: 124,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,067.80 : 199,332.90 = 82,994.20 : x
  2. Step 2: Convert to fraction form
    133,067.80/199,332.90 = 82,994.20/x
  3. Step 3: Cross multiply
    133,067.80x = 199,332.90 × 82,994.20
  4. Step 4: Simplify right side
    133,067.80x = 16,543,474,569.18
  5. Step 5: Solve for x
    x = 16,543,474,569.18/133,067.80
  6. Step 6: Final answer
    x = 124,323.65

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