Home / 57,378-125,820

Finding the Third Proportional to 57,378 and 125,820

Calculator

Solution

The third proportional to 57,378 and 125,820 is: 275,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,378 : 125,820 = 125,820 : x
  2. Step 2: Convert to fraction form
    57,378/125,820 = 125,820/x
  3. Step 3: Cross multiply
    57,378x = 125,820 × 125,820
  4. Step 4: Simplify right side
    57,378x = 15,830,672,400
  5. Step 5: Solve for x
    x = 15,830,672,400/57,378
  6. Step 6: Final answer
    x = 275,901.43

Related Problems

Find third proportional to 28,689 and 62,910
Half scale
Find third proportional to 114,756 and 251,640
Double scale
Find third proportional to 57,380 and 125,824
Similar ratio
Find third proportional to 86,067 and 188,730
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.