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Finding the Fourth Proportional to 110,400.40, 165,600.60 and 97,278.40

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Solution

The fourth proportional to 110,400.40, 165,600.60 and 97,278.40 is: 145,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,400.40 : 165,600.60 = 97,278.40 : x
  2. Step 2: Convert to fraction form
    110,400.40/165,600.60 = 97,278.40/x
  3. Step 3: Cross multiply
    110,400.40x = 165,600.60 × 97,278.40
  4. Step 4: Simplify right side
    110,400.40x = 16,109,361,407.04
  5. Step 5: Solve for x
    x = 16,109,361,407.04/110,400.40
  6. Step 6: Final answer
    x = 145,917.60

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