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Finding the Fourth Proportional to 97,819.83, 135,054.09 and 67,243.77

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Solution

The fourth proportional to 97,819.83, 135,054.09 and 67,243.77 is: 92,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,819.83 : 135,054.09 = 67,243.77 : x
  2. Step 2: Convert to fraction form
    97,819.83/135,054.09 = 67,243.77/x
  3. Step 3: Cross multiply
    97,819.83x = 135,054.09 × 67,243.77
  4. Step 4: Simplify right side
    97,819.83x = 9,081,546,165.52
  5. Step 5: Solve for x
    x = 9,081,546,165.52/97,819.83
  6. Step 6: Final answer
    x = 92,839.52

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