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Finding the Fourth Proportional to 150,972.56, 208,344.72 and 82,992.40

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Solution

The fourth proportional to 150,972.56, 208,344.72 and 82,992.40 is: 114,530.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,972.56 : 208,344.72 = 82,992.40 : x
  2. Step 2: Convert to fraction form
    150,972.56/208,344.72 = 82,992.40/x
  3. Step 3: Cross multiply
    150,972.56x = 208,344.72 × 82,992.40
  4. Step 4: Simplify right side
    150,972.56x = 17,291,027,819.27
  5. Step 5: Solve for x
    x = 17,291,027,819.27/150,972.56
  6. Step 6: Final answer
    x = 114,530.93

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