Home / 42,866-66,367

Finding the Third Proportional to 42,866 and 66,367

Calculator

Solution

The third proportional to 42,866 and 66,367 is: 102,752.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,866 : 66,367 = 66,367 : x
  2. Step 2: Convert to fraction form
    42,866/66,367 = 66,367/x
  3. Step 3: Cross multiply
    42,866x = 66,367 × 66,367
  4. Step 4: Simplify right side
    42,866x = 4,404,578,689
  5. Step 5: Solve for x
    x = 4,404,578,689/42,866
  6. Step 6: Final answer
    x = 102,752.27

Related Problems

Find third proportional to 21,433 and 33,183.50
Half scale
Find third proportional to 85,732 and 132,734
Double scale
Find third proportional to 42,868 and 66,370
Similar ratio
Find third proportional to 64,299 and 99,550.50
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.