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Finding the Fourth Proportional to 119,909.47, 165,470.73 and 66,193.34

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Solution

The fourth proportional to 119,909.47, 165,470.73 and 66,193.34 is: 91,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,909.47 : 165,470.73 = 66,193.34 : x
  2. Step 2: Convert to fraction form
    119,909.47/165,470.73 = 66,193.34/x
  3. Step 3: Cross multiply
    119,909.47x = 165,470.73 × 66,193.34
  4. Step 4: Simplify right side
    119,909.47x = 10,953,059,587.70
  5. Step 5: Solve for x
    x = 10,953,059,587.70/119,909.47
  6. Step 6: Final answer
    x = 91,344.41

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