Home / 42,944-66,742

Finding the Third Proportional to 42,944 and 66,742

Calculator

Solution

The third proportional to 42,944 and 66,742 is: 103,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,944 : 66,742 = 66,742 : x
  2. Step 2: Convert to fraction form
    42,944/66,742 = 66,742/x
  3. Step 3: Cross multiply
    42,944x = 66,742 × 66,742
  4. Step 4: Simplify right side
    42,944x = 4,454,494,564
  5. Step 5: Solve for x
    x = 4,454,494,564/42,944
  6. Step 6: Final answer
    x = 103,727.98

Related Problems

Find third proportional to 21,472 and 33,371
Half scale
Find third proportional to 85,888 and 133,484
Double scale
Find third proportional to 42,946 and 66,745
Similar ratio
Find third proportional to 64,416 and 100,113
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.