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Finding the Fourth Proportional to 74,469.70, 111,704.55 and 43,365.70

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Solution

The fourth proportional to 74,469.70, 111,704.55 and 43,365.70 is: 65,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,469.70 : 111,704.55 = 43,365.70 : x
  2. Step 2: Convert to fraction form
    74,469.70/111,704.55 = 43,365.70/x
  3. Step 3: Cross multiply
    74,469.70x = 111,704.55 × 43,365.70
  4. Step 4: Simplify right side
    74,469.70x = 4,844,146,003.94
  5. Step 5: Solve for x
    x = 4,844,146,003.94/74,469.70
  6. Step 6: Final answer
    x = 65,048.55

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