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Finding the Fourth Proportional to 130,626.43, 195,840.92 and 67,419.09

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Solution

The fourth proportional to 130,626.43, 195,840.92 and 67,419.09 is: 101,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,626.43 : 195,840.92 = 67,419.09 : x
  2. Step 2: Convert to fraction form
    130,626.43/195,840.92 = 67,419.09/x
  3. Step 3: Cross multiply
    130,626.43x = 195,840.92 × 67,419.09
  4. Step 4: Simplify right side
    130,626.43x = 13,203,416,779.71
  5. Step 5: Solve for x
    x = 13,203,416,779.71/130,626.43
  6. Step 6: Final answer
    x = 101,077.68

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