Home / 33,716-68,388

Finding the Third Proportional to 33,716 and 68,388

Calculator

Solution

The third proportional to 33,716 and 68,388 is: 138,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716 : 68,388 = 68,388 : x
  2. Step 2: Convert to fraction form
    33,716/68,388 = 68,388/x
  3. Step 3: Cross multiply
    33,716x = 68,388 × 68,388
  4. Step 4: Simplify right side
    33,716x = 4,676,918,544
  5. Step 5: Solve for x
    x = 4,676,918,544/33,716
  6. Step 6: Final answer
    x = 138,715.11

Related Problems

Find third proportional to 16,858 and 34,194
Half scale
Find third proportional to 67,432 and 136,776
Double scale
Find third proportional to 33,718 and 68,392
Similar ratio
Find third proportional to 50,574 and 102,582
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.