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Finding the Fourth Proportional to 113,120.08, 156,105.96 and 62,819.08

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Solution

The fourth proportional to 113,120.08, 156,105.96 and 62,819.08 is: 86,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,120.08 : 156,105.96 = 62,819.08 : x
  2. Step 2: Convert to fraction form
    113,120.08/156,105.96 = 62,819.08/x
  3. Step 3: Cross multiply
    113,120.08x = 156,105.96 × 62,819.08
  4. Step 4: Simplify right side
    113,120.08x = 9,806,432,789.72
  5. Step 5: Solve for x
    x = 9,806,432,789.72/113,120.08
  6. Step 6: Final answer
    x = 86,690.47

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