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Finding the Fourth Proportional to 124,225.20, 186,337.80 and 111,394.80

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Solution

The fourth proportional to 124,225.20, 186,337.80 and 111,394.80 is: 167,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,225.20 : 186,337.80 = 111,394.80 : x
  2. Step 2: Convert to fraction form
    124,225.20/186,337.80 = 111,394.80/x
  3. Step 3: Cross multiply
    124,225.20x = 186,337.80 × 111,394.80
  4. Step 4: Simplify right side
    124,225.20x = 20,757,061,963.44
  5. Step 5: Solve for x
    x = 20,757,061,963.44/124,225.20
  6. Step 6: Final answer
    x = 167,092.20

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