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Finding the Fourth Proportional to 100,108.15, 150,117.94 and 29,974.39

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Solution

The fourth proportional to 100,108.15, 150,117.94 and 29,974.39 is: 44,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,108.15 : 150,117.94 = 29,974.39 : x
  2. Step 2: Convert to fraction form
    100,108.15/150,117.94 = 29,974.39/x
  3. Step 3: Cross multiply
    100,108.15x = 150,117.94 × 29,974.39
  4. Step 4: Simplify right side
    100,108.15x = 4,499,693,679.56
  5. Step 5: Solve for x
    x = 4,499,693,679.56/100,108.15
  6. Step 6: Final answer
    x = 44,948.33

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