Home / 85.22-110.53

Finding the Third Proportional to 85.22 and 110.53

Calculator

Solution

The third proportional to 85.22 and 110.53 is: 143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85.22 : 110.53 = 110.53 : x
  2. Step 2: Convert to fraction form
    85.22/110.53 = 110.53/x
  3. Step 3: Cross multiply
    85.22x = 110.53 × 110.53
  4. Step 4: Simplify right side
    85.22x = 12,217.16
  5. Step 5: Solve for x
    x = 12,217.16/85.22
  6. Step 6: Final answer
    x = 143.36

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.