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Finding the Fourth Proportional to 110,001.70, 165,067.35 and 72,669.70

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Solution

The fourth proportional to 110,001.70, 165,067.35 and 72,669.70 is: 109,047.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,001.70 : 165,067.35 = 72,669.70 : x
  2. Step 2: Convert to fraction form
    110,001.70/165,067.35 = 72,669.70/x
  3. Step 3: Cross multiply
    110,001.70x = 165,067.35 × 72,669.70
  4. Step 4: Simplify right side
    110,001.70x = 11,995,394,804.30
  5. Step 5: Solve for x
    x = 11,995,394,804.30/110,001.70
  6. Step 6: Final answer
    x = 109,047.36

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