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Finding the Fourth Proportional to 48,847.62, 67,412.34 and 30,936.10

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Solution

The fourth proportional to 48,847.62, 67,412.34 and 30,936.10 is: 42,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,847.62 : 67,412.34 = 30,936.10 : x
  2. Step 2: Convert to fraction form
    48,847.62/67,412.34 = 30,936.10/x
  3. Step 3: Cross multiply
    48,847.62x = 67,412.34 × 30,936.10
  4. Step 4: Simplify right side
    48,847.62x = 2,085,474,891.47
  5. Step 5: Solve for x
    x = 2,085,474,891.47/48,847.62
  6. Step 6: Final answer
    x = 42,693.48

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