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Finding the Fourth Proportional to 194,447.39, 291,470.75 and 74,471.60

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Solution

The fourth proportional to 194,447.39, 291,470.75 and 74,471.60 is: 111,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,447.39 : 291,470.75 = 74,471.60 : x
  2. Step 2: Convert to fraction form
    194,447.39/291,470.75 = 74,471.60/x
  3. Step 3: Cross multiply
    194,447.39x = 291,470.75 × 74,471.60
  4. Step 4: Simplify right side
    194,447.39x = 21,706,294,160.19
  5. Step 5: Solve for x
    x = 21,706,294,160.19/194,447.39
  6. Step 6: Final answer
    x = 111,630.68

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