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Finding the Fourth Proportional to 67,003.04, 100,373.20 and 38,863.98

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Solution

The fourth proportional to 67,003.04, 100,373.20 and 38,863.98 is: 58,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,003.04 : 100,373.20 = 38,863.98 : x
  2. Step 2: Convert to fraction form
    67,003.04/100,373.20 = 38,863.98/x
  3. Step 3: Cross multiply
    67,003.04x = 100,373.20 × 38,863.98
  4. Step 4: Simplify right side
    67,003.04x = 3,900,902,037.34
  5. Step 5: Solve for x
    x = 3,900,902,037.34/67,003.04
  6. Step 6: Final answer
    x = 58,219.78

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