Home / 108-281

Finding the Third Proportional to 108 and 281

Calculator

Solution

The third proportional to 108 and 281 is: 731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108 : 281 = 281 : x
  2. Step 2: Convert to fraction form
    108/281 = 281/x
  3. Step 3: Cross multiply
    108x = 281 × 281
  4. Step 4: Simplify right side
    108x = 78,961
  5. Step 5: Solve for x
    x = 78,961/108
  6. Step 6: Final answer
    x = 731.12

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.