Home / 103,682-211,876

Finding the Third Proportional to 103,682 and 211,876

Calculator

Solution

The third proportional to 103,682 and 211,876 is: 432,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682 : 211,876 = 211,876 : x
  2. Step 2: Convert to fraction form
    103,682/211,876 = 211,876/x
  3. Step 3: Cross multiply
    103,682x = 211,876 × 211,876
  4. Step 4: Simplify right side
    103,682x = 44,891,439,376
  5. Step 5: Solve for x
    x = 44,891,439,376/103,682
  6. Step 6: Final answer
    x = 432,972.35

Related Problems

Find third proportional to 51,841 and 105,938
Half scale
Find third proportional to 207,364 and 423,752
Double scale
Find third proportional to 103,684 and 211,880
Similar ratio
Find third proportional to 155,523 and 317,814
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.