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Finding the Fourth Proportional to 150,697.02, 207,961.02 and 82,712.28

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Solution

The fourth proportional to 150,697.02, 207,961.02 and 82,712.28 is: 114,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,697.02 : 207,961.02 = 82,712.28 : x
  2. Step 2: Convert to fraction form
    150,697.02/207,961.02 = 82,712.28/x
  3. Step 3: Cross multiply
    150,697.02x = 207,961.02 × 82,712.28
  4. Step 4: Simplify right side
    150,697.02x = 17,200,930,115.33
  5. Step 5: Solve for x
    x = 17,200,930,115.33/150,697.02
  6. Step 6: Final answer
    x = 114,142.47

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