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Finding the Fourth Proportional to 92,492.20, 138,738.30 and 33,329.80

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Solution

The fourth proportional to 92,492.20, 138,738.30 and 33,329.80 is: 49,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,492.20 : 138,738.30 = 33,329.80 : x
  2. Step 2: Convert to fraction form
    92,492.20/138,738.30 = 33,329.80/x
  3. Step 3: Cross multiply
    92,492.20x = 138,738.30 × 33,329.80
  4. Step 4: Simplify right side
    92,492.20x = 4,624,119,791.34
  5. Step 5: Solve for x
    x = 4,624,119,791.34/92,492.20
  6. Step 6: Final answer
    x = 49,994.70

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