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Finding the Fourth Proportional to 79,123, 109,189.74 and 43,795

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Solution

The fourth proportional to 79,123, 109,189.74 and 43,795 is: 60,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,123 : 109,189.74 = 43,795 : x
  2. Step 2: Convert to fraction form
    79,123/109,189.74 = 43,795/x
  3. Step 3: Cross multiply
    79,123x = 109,189.74 × 43,795
  4. Step 4: Simplify right side
    79,123x = 4,781,964,663.30
  5. Step 5: Solve for x
    x = 4,781,964,663.30/79,123
  6. Step 6: Final answer
    x = 60,437.10

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