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Finding the Fourth Proportional to 109,553.40, 164,401.88 and 38,474.18

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Solution

The fourth proportional to 109,553.40, 164,401.88 and 38,474.18 is: 57,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,553.40 : 164,401.88 = 38,474.18 : x
  2. Step 2: Convert to fraction form
    109,553.40/164,401.88 = 38,474.18/x
  3. Step 3: Cross multiply
    109,553.40x = 164,401.88 × 38,474.18
  4. Step 4: Simplify right side
    109,553.40x = 6,325,226,509.08
  5. Step 5: Solve for x
    x = 6,325,226,509.08/109,553.40
  6. Step 6: Final answer
    x = 57,736.47

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