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Finding the Fourth Proportional to 90,703.92, 125,171.32 and 50,416.44

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Solution

The fourth proportional to 90,703.92, 125,171.32 and 50,416.44 is: 69,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,703.92 : 125,171.32 = 50,416.44 : x
  2. Step 2: Convert to fraction form
    90,703.92/125,171.32 = 50,416.44/x
  3. Step 3: Cross multiply
    90,703.92x = 125,171.32 × 50,416.44
  4. Step 4: Simplify right side
    90,703.92x = 6,310,692,344.50
  5. Step 5: Solve for x
    x = 6,310,692,344.50/90,703.92
  6. Step 6: Final answer
    x = 69,574.64

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