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Finding the Fourth Proportional to 147,591.10, 221,451.45 and 68,664.70

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Solution

The fourth proportional to 147,591.10, 221,451.45 and 68,664.70 is: 103,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,591.10 : 221,451.45 = 68,664.70 : x
  2. Step 2: Convert to fraction form
    147,591.10/221,451.45 = 68,664.70/x
  3. Step 3: Cross multiply
    147,591.10x = 221,451.45 × 68,664.70
  4. Step 4: Simplify right side
    147,591.10x = 15,205,897,378.82
  5. Step 5: Solve for x
    x = 15,205,897,378.82/147,591.10
  6. Step 6: Final answer
    x = 103,027.20

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