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Finding the Fourth Proportional to 165,215.60, 227,997.48 and 89,764.40

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Solution

The fourth proportional to 165,215.60, 227,997.48 and 89,764.40 is: 123,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,215.60 : 227,997.48 = 89,764.40 : x
  2. Step 2: Convert to fraction form
    165,215.60/227,997.48 = 89,764.40/x
  3. Step 3: Cross multiply
    165,215.60x = 227,997.48 × 89,764.40
  4. Step 4: Simplify right side
    165,215.60x = 20,466,056,993.71
  5. Step 5: Solve for x
    x = 20,466,056,993.71/165,215.60
  6. Step 6: Final answer
    x = 123,874.85

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