Home / 239,997.03-331,196.99-131,102.82

Finding the Fourth Proportional to 239,997.03, 331,196.99 and 131,102.82

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Solution

The fourth proportional to 239,997.03, 331,196.99 and 131,102.82 is: 180,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,997.03 : 331,196.99 = 131,102.82 : x
  2. Step 2: Convert to fraction form
    239,997.03/331,196.99 = 131,102.82/x
  3. Step 3: Cross multiply
    239,997.03x = 331,196.99 × 131,102.82
  4. Step 4: Simplify right side
    239,997.03x = 43,420,858,709.00
  5. Step 5: Solve for x
    x = 43,420,858,709.00/239,997.03
  6. Step 6: Final answer
    x = 180,922.49

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1.5x scale

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.