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Finding the Fourth Proportional to 123,532.08, 170,481.12 and 69,819.36

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Solution

The fourth proportional to 123,532.08, 170,481.12 and 69,819.36 is: 96,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,532.08 : 170,481.12 = 69,819.36 : x
  2. Step 2: Convert to fraction form
    123,532.08/170,481.12 = 69,819.36/x
  3. Step 3: Cross multiply
    123,532.08x = 170,481.12 × 69,819.36
  4. Step 4: Simplify right side
    123,532.08x = 11,902,882,690.48
  5. Step 5: Solve for x
    x = 11,902,882,690.48/123,532.08
  6. Step 6: Final answer
    x = 96,354.59

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