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Finding the Fourth Proportional to 79,555.55, 109,786.64 and 43,747.97

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Solution

The fourth proportional to 79,555.55, 109,786.64 and 43,747.97 is: 60,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,555.55 : 109,786.64 = 43,747.97 : x
  2. Step 2: Convert to fraction form
    79,555.55/109,786.64 = 43,747.97/x
  3. Step 3: Cross multiply
    79,555.55x = 109,786.64 × 43,747.97
  4. Step 4: Simplify right side
    79,555.55x = 4,802,941,865.45
  5. Step 5: Solve for x
    x = 4,802,941,865.45/79,555.55
  6. Step 6: Final answer
    x = 60,372.18

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