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Finding the Fourth Proportional to 179,470.80, 269,206.20 and 137,480.40

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Solution

The fourth proportional to 179,470.80, 269,206.20 and 137,480.40 is: 206,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,470.80 : 269,206.20 = 137,480.40 : x
  2. Step 2: Convert to fraction form
    179,470.80/269,206.20 = 137,480.40/x
  3. Step 3: Cross multiply
    179,470.80x = 269,206.20 × 137,480.40
  4. Step 4: Simplify right side
    179,470.80x = 37,010,576,058.48
  5. Step 5: Solve for x
    x = 37,010,576,058.48/179,470.80
  6. Step 6: Final answer
    x = 206,220.60

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