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Finding the Fourth Proportional to 79,108.53, 109,165.56 and 43,291.62

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Solution

The fourth proportional to 79,108.53, 109,165.56 and 43,291.62 is: 59,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,108.53 : 109,165.56 = 43,291.62 : x
  2. Step 2: Convert to fraction form
    79,108.53/109,165.56 = 43,291.62/x
  3. Step 3: Cross multiply
    79,108.53x = 109,165.56 × 43,291.62
  4. Step 4: Simplify right side
    79,108.53x = 4,725,954,021.78
  5. Step 5: Solve for x
    x = 4,725,954,021.78/79,108.53
  6. Step 6: Final answer
    x = 59,740.13

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