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Finding the Fourth Proportional to 219,744.40, 329,179.20 and 114,622.60

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Solution

The fourth proportional to 219,744.40, 329,179.20 and 114,622.60 is: 171,705.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,744.40 : 329,179.20 = 114,622.60 : x
  2. Step 2: Convert to fraction form
    219,744.40/329,179.20 = 114,622.60/x
  3. Step 3: Cross multiply
    219,744.40x = 329,179.20 × 114,622.60
  4. Step 4: Simplify right side
    219,744.40x = 37,731,375,769.92
  5. Step 5: Solve for x
    x = 37,731,375,769.92/219,744.40
  6. Step 6: Final answer
    x = 171,705.74

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