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Finding the Fourth Proportional to 124,569.20, 186,853.80 and 123,791.60

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Solution

The fourth proportional to 124,569.20, 186,853.80 and 123,791.60 is: 185,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,569.20 : 186,853.80 = 123,791.60 : x
  2. Step 2: Convert to fraction form
    124,569.20/186,853.80 = 123,791.60/x
  3. Step 3: Cross multiply
    124,569.20x = 186,853.80 × 123,791.60
  4. Step 4: Simplify right side
    124,569.20x = 23,130,930,868.08
  5. Step 5: Solve for x
    x = 23,130,930,868.08/124,569.20
  6. Step 6: Final answer
    x = 185,687.40

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