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Finding the Fourth Proportional to 110,345.40, 165,863.70 and 108,271.80

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Solution

The fourth proportional to 110,345.40, 165,863.70 and 108,271.80 is: 162,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,345.40 : 165,863.70 = 108,271.80 : x
  2. Step 2: Convert to fraction form
    110,345.40/165,863.70 = 108,271.80/x
  3. Step 3: Cross multiply
    110,345.40x = 165,863.70 × 108,271.80
  4. Step 4: Simplify right side
    110,345.40x = 17,958,361,353.66
  5. Step 5: Solve for x
    x = 17,958,361,353.66/110,345.40
  6. Step 6: Final answer
    x = 162,746.81

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