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Finding the Fourth Proportional to 79,548.54, 109,778.81 and 43,740.56

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Solution

The fourth proportional to 79,548.54, 109,778.81 and 43,740.56 is: 60,362.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,548.54 : 109,778.81 = 43,740.56 : x
  2. Step 2: Convert to fraction form
    79,548.54/109,778.81 = 43,740.56/x
  3. Step 3: Cross multiply
    79,548.54x = 109,778.81 × 43,740.56
  4. Step 4: Simplify right side
    79,548.54x = 4,801,785,857.94
  5. Step 5: Solve for x
    x = 4,801,785,857.94/79,548.54
  6. Step 6: Final answer
    x = 60,362.97

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