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Finding the Fourth Proportional to 161,999.22, 242,997.39 and 51,191.22

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Solution

The fourth proportional to 161,999.22, 242,997.39 and 51,191.22 is: 76,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,999.22 : 242,997.39 = 51,191.22 : x
  2. Step 2: Convert to fraction form
    161,999.22/242,997.39 = 51,191.22/x
  3. Step 3: Cross multiply
    161,999.22x = 242,997.39 × 51,191.22
  4. Step 4: Simplify right side
    161,999.22x = 12,439,332,850.92
  5. Step 5: Solve for x
    x = 12,439,332,850.92/161,999.22
  6. Step 6: Final answer
    x = 76,786.37

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