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Finding the Fourth Proportional to 79,169.31, 109,249.59 and 43,352.40

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Solution

The fourth proportional to 79,169.31, 109,249.59 and 43,352.40 is: 59,824.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,169.31 : 109,249.59 = 43,352.40 : x
  2. Step 2: Convert to fraction form
    79,169.31/109,249.59 = 43,352.40/x
  3. Step 3: Cross multiply
    79,169.31x = 109,249.59 × 43,352.40
  4. Step 4: Simplify right side
    79,169.31x = 4,736,231,925.52
  5. Step 5: Solve for x
    x = 4,736,231,925.52/79,169.31
  6. Step 6: Final answer
    x = 59,824.09

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