Home / 133,940-207,622

Finding the Third Proportional to 133,940 and 207,622

Calculator

Solution

The third proportional to 133,940 and 207,622 is: 321,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,940 : 207,622 = 207,622 : x
  2. Step 2: Convert to fraction form
    133,940/207,622 = 207,622/x
  3. Step 3: Cross multiply
    133,940x = 207,622 × 207,622
  4. Step 4: Simplify right side
    133,940x = 43,106,894,884
  5. Step 5: Solve for x
    x = 43,106,894,884/133,940
  6. Step 6: Final answer
    x = 321,837.35

Related Problems

Find third proportional to 66,970 and 103,811
Half scale
Find third proportional to 267,880 and 415,244
Double scale
Find third proportional to 133,942 and 207,625
Similar ratio
Find third proportional to 200,910 and 311,433
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.