Home / 234,997.25-324,380.45-139,504.02

Finding the Fourth Proportional to 234,997.25, 324,380.45 and 139,504.02

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Solution

The fourth proportional to 234,997.25, 324,380.45 and 139,504.02 is: 192,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,997.25 : 324,380.45 = 139,504.02 : x
  2. Step 2: Convert to fraction form
    234,997.25/324,380.45 = 139,504.02/x
  3. Step 3: Cross multiply
    234,997.25x = 324,380.45 × 139,504.02
  4. Step 4: Simplify right side
    234,997.25x = 45,252,378,349.60
  5. Step 5: Solve for x
    x = 45,252,378,349.60/234,997.25
  6. Step 6: Final answer
    x = 192,565.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.