Home / 135,128.25-171,524.25

Finding the Third Proportional to 135,128.25 and 171,524.25

Calculator

Solution

The third proportional to 135,128.25 and 171,524.25 is: 217,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,128.25 : 171,524.25 = 171,524.25 : x
  2. Step 2: Convert to fraction form
    135,128.25/171,524.25 = 171,524.25/x
  3. Step 3: Cross multiply
    135,128.25x = 171,524.25 × 171,524.25
  4. Step 4: Simplify right side
    135,128.25x = 29,420,568,338.06
  5. Step 5: Solve for x
    x = 29,420,568,338.06/135,128.25
  6. Step 6: Final answer
    x = 217,723.30

Related Problems

Find third proportional to 67,564.13 and 85,762.13
Half scale
Find third proportional to 270,256.50 and 343,048.50
Double scale
Find third proportional to 135,130 and 171,527
Similar ratio
Find third proportional to 202,692.38 and 257,286.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.