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Finding the Fourth Proportional to 109,039.56, 150,474.68 and 60,640.43

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Solution

The fourth proportional to 109,039.56, 150,474.68 and 60,640.43 is: 83,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039.56 : 150,474.68 = 60,640.43 : x
  2. Step 2: Convert to fraction form
    109,039.56/150,474.68 = 60,640.43/x
  3. Step 3: Cross multiply
    109,039.56x = 150,474.68 × 60,640.43
  4. Step 4: Simplify right side
    109,039.56x = 9,124,848,243.74
  5. Step 5: Solve for x
    x = 9,124,848,243.74/109,039.56
  6. Step 6: Final answer
    x = 83,683.83

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