Home / 263,260.04-394,744.19-122,942.12

Finding the Fourth Proportional to 263,260.04, 394,744.19 and 122,942.12

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Solution

The fourth proportional to 263,260.04, 394,744.19 and 122,942.12 is: 184,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,260.04 : 394,744.19 = 122,942.12 : x
  2. Step 2: Convert to fraction form
    263,260.04/394,744.19 = 122,942.12/x
  3. Step 3: Cross multiply
    263,260.04x = 394,744.19 × 122,942.12
  4. Step 4: Simplify right side
    263,260.04x = 48,530,684,987.85
  5. Step 5: Solve for x
    x = 48,530,684,987.85/263,260.04
  6. Step 6: Final answer
    x = 184,345.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.