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Finding the Fourth Proportional to 79,149.06, 109,221.21 and 43,331.94

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Solution

The fourth proportional to 79,149.06, 109,221.21 and 43,331.94 is: 59,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,149.06 : 109,221.21 = 43,331.94 : x
  2. Step 2: Convert to fraction form
    79,149.06/109,221.21 = 43,331.94/x
  3. Step 3: Cross multiply
    79,149.06x = 109,221.21 × 43,331.94
  4. Step 4: Simplify right side
    79,149.06x = 4,732,766,918.45
  5. Step 5: Solve for x
    x = 4,732,766,918.45/79,149.06
  6. Step 6: Final answer
    x = 59,795.62

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