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Finding the Fourth Proportional to 103,247.97, 154,780.20 and 36,679.32

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Solution

The fourth proportional to 103,247.97, 154,780.20 and 36,679.32 is: 54,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,247.97 : 154,780.20 = 36,679.32 : x
  2. Step 2: Convert to fraction form
    103,247.97/154,780.20 = 36,679.32/x
  3. Step 3: Cross multiply
    103,247.97x = 154,780.20 × 36,679.32
  4. Step 4: Simplify right side
    103,247.97x = 5,677,232,485.46
  5. Step 5: Solve for x
    x = 5,677,232,485.46/103,247.97
  6. Step 6: Final answer
    x = 54,986.38

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