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Finding the Fourth Proportional to 79,550.79, 109,780.49 and 43,743.10

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Solution

The fourth proportional to 79,550.79, 109,780.49 and 43,743.10 is: 60,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,550.79 : 109,780.49 = 43,743.10 : x
  2. Step 2: Convert to fraction form
    79,550.79/109,780.49 = 43,743.10/x
  3. Step 3: Cross multiply
    79,550.79x = 109,780.49 × 43,743.10
  4. Step 4: Simplify right side
    79,550.79x = 4,802,138,952.12
  5. Step 5: Solve for x
    x = 4,802,138,952.12/79,550.79
  6. Step 6: Final answer
    x = 60,365.70

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