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Finding the Fourth Proportional to 103,614.80, 155,422.20 and 44,440.40

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Solution

The fourth proportional to 103,614.80, 155,422.20 and 44,440.40 is: 66,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.80 : 155,422.20 = 44,440.40 : x
  2. Step 2: Convert to fraction form
    103,614.80/155,422.20 = 44,440.40/x
  3. Step 3: Cross multiply
    103,614.80x = 155,422.20 × 44,440.40
  4. Step 4: Simplify right side
    103,614.80x = 6,907,024,736.88
  5. Step 5: Solve for x
    x = 6,907,024,736.88/103,614.80
  6. Step 6: Final answer
    x = 66,660.60

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