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Finding the Fourth Proportional to 110,101.20, 165,151.80 and 73,165.20

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Solution

The fourth proportional to 110,101.20, 165,151.80 and 73,165.20 is: 109,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,101.20 : 165,151.80 = 73,165.20 : x
  2. Step 2: Convert to fraction form
    110,101.20/165,151.80 = 73,165.20/x
  3. Step 3: Cross multiply
    110,101.20x = 165,151.80 × 73,165.20
  4. Step 4: Simplify right side
    110,101.20x = 12,083,364,477.36
  5. Step 5: Solve for x
    x = 12,083,364,477.36/110,101.20
  6. Step 6: Final answer
    x = 109,747.80

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