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Finding the Fourth Proportional to 118,788.36, 163,922.13 and 65,073.66

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Solution

The fourth proportional to 118,788.36, 163,922.13 and 65,073.66 is: 89,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,788.36 : 163,922.13 = 65,073.66 : x
  2. Step 2: Convert to fraction form
    118,788.36/163,922.13 = 65,073.66/x
  3. Step 3: Cross multiply
    118,788.36x = 163,922.13 × 65,073.66
  4. Step 4: Simplify right side
    118,788.36x = 10,667,012,954.10
  5. Step 5: Solve for x
    x = 10,667,012,954.10/118,788.36
  6. Step 6: Final answer
    x = 89,798.47

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