Home / 133,726-207,340

Finding the Third Proportional to 133,726 and 207,340

Calculator

Solution

The third proportional to 133,726 and 207,340 is: 321,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,726 : 207,340 = 207,340 : x
  2. Step 2: Convert to fraction form
    133,726/207,340 = 207,340/x
  3. Step 3: Cross multiply
    133,726x = 207,340 × 207,340
  4. Step 4: Simplify right side
    133,726x = 42,989,875,600
  5. Step 5: Solve for x
    x = 42,989,875,600/133,726
  6. Step 6: Final answer
    x = 321,477.32

Related Problems

Find third proportional to 66,863 and 103,670
Half scale
Find third proportional to 267,452 and 414,680
Double scale
Find third proportional to 133,728 and 207,343
Similar ratio
Find third proportional to 200,589 and 311,010
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.