Home / 133,550-206,512

Finding the Third Proportional to 133,550 and 206,512

Calculator

Solution

The third proportional to 133,550 and 206,512 is: 319,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,550 : 206,512 = 206,512 : x
  2. Step 2: Convert to fraction form
    133,550/206,512 = 206,512/x
  3. Step 3: Cross multiply
    133,550x = 206,512 × 206,512
  4. Step 4: Simplify right side
    133,550x = 42,647,206,144
  5. Step 5: Solve for x
    x = 42,647,206,144/133,550
  6. Step 6: Final answer
    x = 319,335.13

Related Problems

Find third proportional to 66,775 and 103,256
Half scale
Find third proportional to 267,100 and 413,024
Double scale
Find third proportional to 133,552 and 206,515
Similar ratio
Find third proportional to 200,325 and 309,768
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.