Home / 57,380-126,360

Finding the Third Proportional to 57,380 and 126,360

Calculator

Solution

The third proportional to 57,380 and 126,360 is: 278,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,380 : 126,360 = 126,360 : x
  2. Step 2: Convert to fraction form
    57,380/126,360 = 126,360/x
  3. Step 3: Cross multiply
    57,380x = 126,360 × 126,360
  4. Step 4: Simplify right side
    57,380x = 15,966,849,600
  5. Step 5: Solve for x
    x = 15,966,849,600/57,380
  6. Step 6: Final answer
    x = 278,265.07

Related Problems

Find third proportional to 28,690 and 63,180
Half scale
Find third proportional to 114,760 and 252,720
Double scale
Find third proportional to 57,382 and 126,364
Similar ratio
Find third proportional to 86,070 and 189,540
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.