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Finding the Fourth Proportional to 92,816.55, 128,086.07 and 50,375.07

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Solution

The fourth proportional to 92,816.55, 128,086.07 and 50,375.07 is: 69,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,816.55 : 128,086.07 = 50,375.07 : x
  2. Step 2: Convert to fraction form
    92,816.55/128,086.07 = 50,375.07/x
  3. Step 3: Cross multiply
    92,816.55x = 128,086.07 × 50,375.07
  4. Step 4: Simplify right side
    92,816.55x = 6,452,344,490.40
  5. Step 5: Solve for x
    x = 6,452,344,490.40/92,816.55
  6. Step 6: Final answer
    x = 69,517.18

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