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Finding the Fourth Proportional to 103,268.14, 154,906.02 and 28,394.15

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Solution

The fourth proportional to 103,268.14, 154,906.02 and 28,394.15 is: 42,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,268.14 : 154,906.02 = 28,394.15 : x
  2. Step 2: Convert to fraction form
    103,268.14/154,906.02 = 28,394.15/x
  3. Step 3: Cross multiply
    103,268.14x = 154,906.02 × 28,394.15
  4. Step 4: Simplify right side
    103,268.14x = 4,398,423,993.25
  5. Step 5: Solve for x
    x = 4,398,423,993.25/103,268.14
  6. Step 6: Final answer
    x = 42,592.27

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