Home / 54,943-82,378

Finding the Third Proportional to 54,943 and 82,378

Calculator

Solution

The third proportional to 54,943 and 82,378 is: 123,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,943 : 82,378 = 82,378 : x
  2. Step 2: Convert to fraction form
    54,943/82,378 = 82,378/x
  3. Step 3: Cross multiply
    54,943x = 82,378 × 82,378
  4. Step 4: Simplify right side
    54,943x = 6,786,134,884
  5. Step 5: Solve for x
    x = 6,786,134,884/54,943
  6. Step 6: Final answer
    x = 123,512.27

Related Problems

Find third proportional to 27,471.50 and 41,189
Half scale
Find third proportional to 109,886 and 164,756
Double scale
Find third proportional to 54,945 and 82,381
Similar ratio
Find third proportional to 82,414.50 and 123,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.