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Finding the Fourth Proportional to 269,555.20, 404,332.80 and 80,022.40

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Solution

The fourth proportional to 269,555.20, 404,332.80 and 80,022.40 is: 120,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,555.20 : 404,332.80 = 80,022.40 : x
  2. Step 2: Convert to fraction form
    269,555.20/404,332.80 = 80,022.40/x
  3. Step 3: Cross multiply
    269,555.20x = 404,332.80 × 80,022.40
  4. Step 4: Simplify right side
    269,555.20x = 32,355,681,054.72
  5. Step 5: Solve for x
    x = 32,355,681,054.72/269,555.20
  6. Step 6: Final answer
    x = 120,033.60

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