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Finding the Fourth Proportional to 109,645.38, 164,335.62 and 53,401.22

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Solution

The fourth proportional to 109,645.38, 164,335.62 and 53,401.22 is: 80,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,645.38 : 164,335.62 = 53,401.22 : x
  2. Step 2: Convert to fraction form
    109,645.38/164,335.62 = 53,401.22/x
  3. Step 3: Cross multiply
    109,645.38x = 164,335.62 × 53,401.22
  4. Step 4: Simplify right side
    109,645.38x = 8,775,722,597.46
  5. Step 5: Solve for x
    x = 8,775,722,597.46/109,645.38
  6. Step 6: Final answer
    x = 80,037.32

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