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Finding the Fourth Proportional to 67,139.56, 100,715.10 and 32,107.24

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Solution

The fourth proportional to 67,139.56, 100,715.10 and 32,107.24 is: 48,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139.56 : 100,715.10 = 32,107.24 : x
  2. Step 2: Convert to fraction form
    67,139.56/100,715.10 = 32,107.24/x
  3. Step 3: Cross multiply
    67,139.56x = 100,715.10 × 32,107.24
  4. Step 4: Simplify right side
    67,139.56x = 3,233,683,887.32
  5. Step 5: Solve for x
    x = 3,233,683,887.32/67,139.56
  6. Step 6: Final answer
    x = 48,163.61

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