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Finding the Fourth Proportional to 197,663.78, 272,775.65 and 107,019.73

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Solution

The fourth proportional to 197,663.78, 272,775.65 and 107,019.73 is: 147,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,663.78 : 272,775.65 = 107,019.73 : x
  2. Step 2: Convert to fraction form
    197,663.78/272,775.65 = 107,019.73/x
  3. Step 3: Cross multiply
    197,663.78x = 272,775.65 × 107,019.73
  4. Step 4: Simplify right side
    197,663.78x = 29,192,375,597.86
  5. Step 5: Solve for x
    x = 29,192,375,597.86/197,663.78
  6. Step 6: Final answer
    x = 147,687.03

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