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Finding the Fourth Proportional to 131,574.56, 197,425.02 and 103,318.52

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Solution

The fourth proportional to 131,574.56, 197,425.02 and 103,318.52 is: 155,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,574.56 : 197,425.02 = 103,318.52 : x
  2. Step 2: Convert to fraction form
    131,574.56/197,425.02 = 103,318.52/x
  3. Step 3: Cross multiply
    131,574.56x = 197,425.02 × 103,318.52
  4. Step 4: Simplify right side
    131,574.56x = 20,397,659,890.25
  5. Step 5: Solve for x
    x = 20,397,659,890.25/131,574.56
  6. Step 6: Final answer
    x = 155,027.39

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