Home / 106,686-155,643

Finding the Third Proportional to 106,686 and 155,643

Calculator

Solution

The third proportional to 106,686 and 155,643 is: 227,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,686 : 155,643 = 155,643 : x
  2. Step 2: Convert to fraction form
    106,686/155,643 = 155,643/x
  3. Step 3: Cross multiply
    106,686x = 155,643 × 155,643
  4. Step 4: Simplify right side
    106,686x = 24,224,743,449
  5. Step 5: Solve for x
    x = 24,224,743,449/106,686
  6. Step 6: Final answer
    x = 227,065.81

Related Problems

Find third proportional to 53,343 and 77,821.50
Half scale
Find third proportional to 213,372 and 311,286
Double scale
Find third proportional to 106,688 and 155,646
Similar ratio
Find third proportional to 160,029 and 233,464.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.