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Finding the Fourth Proportional to 197,490.94, 272,544.50 and 111,470.87

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Solution

The fourth proportional to 197,490.94, 272,544.50 and 111,470.87 is: 153,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,490.94 : 272,544.50 = 111,470.87 : x
  2. Step 2: Convert to fraction form
    197,490.94/272,544.50 = 111,470.87/x
  3. Step 3: Cross multiply
    197,490.94x = 272,544.50 × 111,470.87
  4. Step 4: Simplify right side
    197,490.94x = 30,380,772,528.72
  5. Step 5: Solve for x
    x = 30,380,772,528.72/197,490.94
  6. Step 6: Final answer
    x = 153,833.75

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