Home / 133,076-206,622

Finding the Third Proportional to 133,076 and 206,622

Calculator

Solution

The third proportional to 133,076 and 206,622 is: 320,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076 : 206,622 = 206,622 : x
  2. Step 2: Convert to fraction form
    133,076/206,622 = 206,622/x
  3. Step 3: Cross multiply
    133,076x = 206,622 × 206,622
  4. Step 4: Simplify right side
    133,076x = 42,692,650,884
  5. Step 5: Solve for x
    x = 42,692,650,884/133,076
  6. Step 6: Final answer
    x = 320,814.05

Related Problems

Find third proportional to 66,538 and 103,311
Half scale
Find third proportional to 266,152 and 413,244
Double scale
Find third proportional to 133,078 and 206,625
Similar ratio
Find third proportional to 199,614 and 309,933
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.