Home / 133,528-206,179

Finding the Third Proportional to 133,528 and 206,179

Calculator

Solution

The third proportional to 133,528 and 206,179 is: 318,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,528 : 206,179 = 206,179 : x
  2. Step 2: Convert to fraction form
    133,528/206,179 = 206,179/x
  3. Step 3: Cross multiply
    133,528x = 206,179 × 206,179
  4. Step 4: Simplify right side
    133,528x = 42,509,780,041
  5. Step 5: Solve for x
    x = 42,509,780,041/133,528
  6. Step 6: Final answer
    x = 318,358.55

Related Problems

Find third proportional to 66,764 and 103,089.50
Half scale
Find third proportional to 267,056 and 412,358
Double scale
Find third proportional to 133,530 and 206,182
Similar ratio
Find third proportional to 200,292 and 309,268.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.