Home / 33,486-70,420

Finding the Third Proportional to 33,486 and 70,420

Calculator

Solution

The third proportional to 33,486 and 70,420 is: 148,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486 : 70,420 = 70,420 : x
  2. Step 2: Convert to fraction form
    33,486/70,420 = 70,420/x
  3. Step 3: Cross multiply
    33,486x = 70,420 × 70,420
  4. Step 4: Simplify right side
    33,486x = 4,958,976,400
  5. Step 5: Solve for x
    x = 4,958,976,400/33,486
  6. Step 6: Final answer
    x = 148,091.04

Related Problems

Find third proportional to 16,743 and 35,210
Half scale
Find third proportional to 66,972 and 140,840
Double scale
Find third proportional to 33,488 and 70,424
Similar ratio
Find third proportional to 50,229 and 105,630
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.