Home / 57,428-126,172

Finding the Third Proportional to 57,428 and 126,172

Calculator

Solution

The third proportional to 57,428 and 126,172 is: 277,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,428 : 126,172 = 126,172 : x
  2. Step 2: Convert to fraction form
    57,428/126,172 = 126,172/x
  3. Step 3: Cross multiply
    57,428x = 126,172 × 126,172
  4. Step 4: Simplify right side
    57,428x = 15,919,373,584
  5. Step 5: Solve for x
    x = 15,919,373,584/57,428
  6. Step 6: Final answer
    x = 277,205.78

Related Problems

Find third proportional to 28,714 and 63,086
Half scale
Find third proportional to 114,856 and 252,344
Double scale
Find third proportional to 57,430 and 126,176
Similar ratio
Find third proportional to 86,142 and 189,258
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.