Home / 101,242-221,564

Finding the Third Proportional to 101,242 and 221,564

Calculator

Solution

The third proportional to 101,242 and 221,564 is: 484,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,242 : 221,564 = 221,564 : x
  2. Step 2: Convert to fraction form
    101,242/221,564 = 221,564/x
  3. Step 3: Cross multiply
    101,242x = 221,564 × 221,564
  4. Step 4: Simplify right side
    101,242x = 49,090,606,096
  5. Step 5: Solve for x
    x = 49,090,606,096/101,242
  6. Step 6: Final answer
    x = 484,883.80

Related Problems

Find third proportional to 50,621 and 110,782
Half scale
Find third proportional to 202,484 and 443,128
Double scale
Find third proportional to 101,244 and 221,568
Similar ratio
Find third proportional to 151,863 and 332,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.