Home / 57,660-126,671

Finding the Third Proportional to 57,660 and 126,671

Calculator

Solution

The third proportional to 57,660 and 126,671 is: 278,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,660 : 126,671 = 126,671 : x
  2. Step 2: Convert to fraction form
    57,660/126,671 = 126,671/x
  3. Step 3: Cross multiply
    57,660x = 126,671 × 126,671
  4. Step 4: Simplify right side
    57,660x = 16,045,542,241
  5. Step 5: Solve for x
    x = 16,045,542,241/57,660
  6. Step 6: Final answer
    x = 278,278.57

Related Problems

Find third proportional to 28,830 and 63,335.50
Half scale
Find third proportional to 115,320 and 253,342
Double scale
Find third proportional to 57,662 and 126,675
Similar ratio
Find third proportional to 86,490 and 190,006.50
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.