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Finding the Fourth Proportional to 75,064.73, 103,544.21 and 49,571.33

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Solution

The fourth proportional to 75,064.73, 103,544.21 and 49,571.33 is: 68,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,064.73 : 103,544.21 = 49,571.33 : x
  2. Step 2: Convert to fraction form
    75,064.73/103,544.21 = 49,571.33/x
  3. Step 3: Cross multiply
    75,064.73x = 103,544.21 × 49,571.33
  4. Step 4: Simplify right side
    75,064.73x = 5,132,823,955.64
  5. Step 5: Solve for x
    x = 5,132,823,955.64/75,064.73
  6. Step 6: Final answer
    x = 68,378.64

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