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Finding the Fourth Proportional to 187,675.64, 281,358.30 and 87,786.68

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Solution

The fourth proportional to 187,675.64, 281,358.30 and 87,786.68 is: 131,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,675.64 : 281,358.30 = 87,786.68 : x
  2. Step 2: Convert to fraction form
    187,675.64/281,358.30 = 87,786.68/x
  3. Step 3: Cross multiply
    187,675.64x = 281,358.30 × 87,786.68
  4. Step 4: Simplify right side
    187,675.64x = 24,699,511,047.44
  5. Step 5: Solve for x
    x = 24,699,511,047.44/187,675.64
  6. Step 6: Final answer
    x = 131,607.44

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