Home / 135,236-199,028

Finding the Third Proportional to 135,236 and 199,028

Calculator

Solution

The third proportional to 135,236 and 199,028 is: 292,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,236 : 199,028 = 199,028 : x
  2. Step 2: Convert to fraction form
    135,236/199,028 = 199,028/x
  3. Step 3: Cross multiply
    135,236x = 199,028 × 199,028
  4. Step 4: Simplify right side
    135,236x = 39,612,144,784
  5. Step 5: Solve for x
    x = 39,612,144,784/135,236
  6. Step 6: Final answer
    x = 292,911.24

Related Problems

Find third proportional to 67,618 and 99,514
Half scale
Find third proportional to 270,472 and 398,056
Double scale
Find third proportional to 135,238 and 199,031
Similar ratio
Find third proportional to 202,854 and 298,542
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.