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Finding the Fourth Proportional to 92,954.35, 128,279.45 and 50,512.88

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Solution

The fourth proportional to 92,954.35, 128,279.45 and 50,512.88 is: 69,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,954.35 : 128,279.45 = 50,512.88 : x
  2. Step 2: Convert to fraction form
    92,954.35/128,279.45 = 50,512.88/x
  3. Step 3: Cross multiply
    92,954.35x = 128,279.45 × 50,512.88
  4. Step 4: Simplify right side
    92,954.35x = 6,479,764,627.16
  5. Step 5: Solve for x
    x = 6,479,764,627.16/92,954.35
  6. Step 6: Final answer
    x = 69,709.10

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