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Finding the Fourth Proportional to 131,847.60, 181,960.86 and 74,497.44

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Solution

The fourth proportional to 131,847.60, 181,960.86 and 74,497.44 is: 102,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,847.60 : 181,960.86 = 74,497.44 : x
  2. Step 2: Convert to fraction form
    131,847.60/181,960.86 = 74,497.44/x
  3. Step 3: Cross multiply
    131,847.60x = 181,960.86 × 74,497.44
  4. Step 4: Simplify right side
    131,847.60x = 13,555,618,250.20
  5. Step 5: Solve for x
    x = 13,555,618,250.20/131,847.60
  6. Step 6: Final answer
    x = 102,812.78

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