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Finding the Fourth Proportional to 140,840.39, 194,253.78 and 97,819.93

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Solution

The fourth proportional to 140,840.39, 194,253.78 and 97,819.93 is: 134,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,840.39 : 194,253.78 = 97,819.93 : x
  2. Step 2: Convert to fraction form
    140,840.39/194,253.78 = 97,819.93/x
  3. Step 3: Cross multiply
    140,840.39x = 194,253.78 × 97,819.93
  4. Step 4: Simplify right side
    140,840.39x = 19,001,891,161.84
  5. Step 5: Solve for x
    x = 19,001,891,161.84/140,840.39
  6. Step 6: Final answer
    x = 134,917.91

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