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Finding the Fourth Proportional to 119,772.18, 165,278.84 and 74,449.00

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Solution

The fourth proportional to 119,772.18, 165,278.84 and 74,449.00 is: 102,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,772.18 : 165,278.84 = 74,449.00 : x
  2. Step 2: Convert to fraction form
    119,772.18/165,278.84 = 74,449.00/x
  3. Step 3: Cross multiply
    119,772.18x = 165,278.84 × 74,449.00
  4. Step 4: Simplify right side
    119,772.18x = 12,304,844,193.51
  5. Step 5: Solve for x
    x = 12,304,844,193.51/119,772.18
  6. Step 6: Final answer
    x = 102,735.41

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