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Finding the Fourth Proportional to 269,022.40, 403,387.80 and 111,072.40

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Solution

The fourth proportional to 269,022.40, 403,387.80 and 111,072.40 is: 166,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,022.40 : 403,387.80 = 111,072.40 : x
  2. Step 2: Convert to fraction form
    269,022.40/403,387.80 = 111,072.40/x
  3. Step 3: Cross multiply
    269,022.40x = 403,387.80 × 111,072.40
  4. Step 4: Simplify right side
    269,022.40x = 44,805,251,076.72
  5. Step 5: Solve for x
    x = 44,805,251,076.72/269,022.40
  6. Step 6: Final answer
    x = 166,548.40

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