Home / 49,822.97-68,716.82-31,919.64

Finding the Fourth Proportional to 49,822.97, 68,716.82 and 31,919.64

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Solution

The fourth proportional to 49,822.97, 68,716.82 and 31,919.64 is: 44,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822.97 : 68,716.82 = 31,919.64 : x
  2. Step 2: Convert to fraction form
    49,822.97/68,716.82 = 31,919.64/x
  3. Step 3: Cross multiply
    49,822.97x = 68,716.82 × 31,919.64
  4. Step 4: Simplify right side
    49,822.97x = 2,193,416,156.34
  5. Step 5: Solve for x
    x = 2,193,416,156.34/49,822.97
  6. Step 6: Final answer
    x = 44,024.20

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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.