Home / 61,933-135,678

Finding the Third Proportional to 61,933 and 135,678

Calculator

Solution

The third proportional to 61,933 and 135,678 is: 297,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,933 : 135,678 = 135,678 : x
  2. Step 2: Convert to fraction form
    61,933/135,678 = 135,678/x
  3. Step 3: Cross multiply
    61,933x = 135,678 × 135,678
  4. Step 4: Simplify right side
    61,933x = 18,408,519,684
  5. Step 5: Solve for x
    x = 18,408,519,684/61,933
  6. Step 6: Final answer
    x = 297,232.81

Related Problems

Find third proportional to 30,966.50 and 67,839
Half scale
Find third proportional to 123,866 and 271,356
Double scale
Find third proportional to 61,935 and 135,682
Similar ratio
Find third proportional to 92,899.50 and 203,517
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.