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Finding the Fourth Proportional to 73,163.24, 100,965.66 and 39,629.24

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Solution

The fourth proportional to 73,163.24, 100,965.66 and 39,629.24 is: 54,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163.24 : 100,965.66 = 39,629.24 : x
  2. Step 2: Convert to fraction form
    73,163.24/100,965.66 = 39,629.24/x
  3. Step 3: Cross multiply
    73,163.24x = 100,965.66 × 39,629.24
  4. Step 4: Simplify right side
    73,163.24x = 4,001,192,371.90
  5. Step 5: Solve for x
    x = 4,001,192,371.90/73,163.24
  6. Step 6: Final answer
    x = 54,688.56

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