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Finding the Fourth Proportional to 197,699.78, 272,825.22 and 107,055.74

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Solution

The fourth proportional to 197,699.78, 272,825.22 and 107,055.74 is: 147,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,699.78 : 272,825.22 = 107,055.74 : x
  2. Step 2: Convert to fraction form
    197,699.78/272,825.22 = 107,055.74/x
  3. Step 3: Cross multiply
    197,699.78x = 272,825.22 × 107,055.74
  4. Step 4: Simplify right side
    197,699.78x = 29,207,505,817.76
  5. Step 5: Solve for x
    x = 29,207,505,817.76/197,699.78
  6. Step 6: Final answer
    x = 147,736.66

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