Home / 101,144-220,720

Finding the Third Proportional to 101,144 and 220,720

Calculator

Solution

The third proportional to 101,144 and 220,720 is: 481,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,144 : 220,720 = 220,720 : x
  2. Step 2: Convert to fraction form
    101,144/220,720 = 220,720/x
  3. Step 3: Cross multiply
    101,144x = 220,720 × 220,720
  4. Step 4: Simplify right side
    101,144x = 48,717,318,400
  5. Step 5: Solve for x
    x = 48,717,318,400/101,144
  6. Step 6: Final answer
    x = 481,662.96

Related Problems

Find third proportional to 50,572 and 110,360
Half scale
Find third proportional to 202,288 and 441,440
Double scale
Find third proportional to 101,146 and 220,724
Similar ratio
Find third proportional to 151,716 and 331,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.