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Finding the Fourth Proportional to 210,922.38, 316,408.15 and 74,103.44

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Solution

The fourth proportional to 210,922.38, 316,408.15 and 74,103.44 is: 111,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,922.38 : 316,408.15 = 74,103.44 : x
  2. Step 2: Convert to fraction form
    210,922.38/316,408.15 = 74,103.44/x
  3. Step 3: Cross multiply
    210,922.38x = 316,408.15 × 74,103.44
  4. Step 4: Simplify right side
    210,922.38x = 23,446,932,056.16
  5. Step 5: Solve for x
    x = 23,446,932,056.16/210,922.38
  6. Step 6: Final answer
    x = 111,163.79

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