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Finding the Fourth Proportional to 103,161.60, 154,750.32 and 43,997.76

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Solution

The fourth proportional to 103,161.60, 154,750.32 and 43,997.76 is: 66,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,161.60 : 154,750.32 = 43,997.76 : x
  2. Step 2: Convert to fraction form
    103,161.60/154,750.32 = 43,997.76/x
  3. Step 3: Cross multiply
    103,161.60x = 154,750.32 × 43,997.76
  4. Step 4: Simplify right side
    103,161.60x = 6,808,667,439.28
  5. Step 5: Solve for x
    x = 6,808,667,439.28/103,161.60
  6. Step 6: Final answer
    x = 66,000.02

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