Home / 112.93-169.39

Finding the Third Proportional to 112.93 and 169.39

Calculator

Solution

The third proportional to 112.93 and 169.39 is: 254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112.93 : 169.39 = 169.39 : x
  2. Step 2: Convert to fraction form
    112.93/169.39 = 169.39/x
  3. Step 3: Cross multiply
    112.93x = 169.39 × 169.39
  4. Step 4: Simplify right side
    112.93x = 28,693.33
  5. Step 5: Solve for x
    x = 28,693.33/112.93
  6. Step 6: Final answer
    x = 254.09

Related Problems

Find third proportional to 56.46 and 84.70
Half scale
Find third proportional to 225.85 and 338.78
Double scale
Find third proportional to 115 and 172
Similar ratio
Find third proportional to 169.39 and 254.09
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.