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Finding the Fourth Proportional to 71,110.45, 98,079.21 and 49,601.30

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Solution

The fourth proportional to 71,110.45, 98,079.21 and 49,601.30 is: 68,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,110.45 : 98,079.21 = 49,601.30 : x
  2. Step 2: Convert to fraction form
    71,110.45/98,079.21 = 49,601.30/x
  3. Step 3: Cross multiply
    71,110.45x = 98,079.21 × 49,601.30
  4. Step 4: Simplify right side
    71,110.45x = 4,864,856,318.97
  5. Step 5: Solve for x
    x = 4,864,856,318.97/71,110.45
  6. Step 6: Final answer
    x = 68,412.68

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