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Finding the Fourth Proportional to 119,107.52, 164,370.43 and 65,394.80

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Solution

The fourth proportional to 119,107.52, 164,370.43 and 65,394.80 is: 90,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,107.52 : 164,370.43 = 65,394.80 : x
  2. Step 2: Convert to fraction form
    119,107.52/164,370.43 = 65,394.80/x
  3. Step 3: Cross multiply
    119,107.52x = 164,370.43 × 65,394.80
  4. Step 4: Simplify right side
    119,107.52x = 10,748,971,395.76
  5. Step 5: Solve for x
    x = 10,748,971,395.76/119,107.52
  6. Step 6: Final answer
    x = 90,245.95

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