Home / 42,794-66,519

Finding the Third Proportional to 42,794 and 66,519

Calculator

Solution

The third proportional to 42,794 and 66,519 is: 103,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,794 : 66,519 = 66,519 : x
  2. Step 2: Convert to fraction form
    42,794/66,519 = 66,519/x
  3. Step 3: Cross multiply
    42,794x = 66,519 × 66,519
  4. Step 4: Simplify right side
    42,794x = 4,424,777,361
  5. Step 5: Solve for x
    x = 4,424,777,361/42,794
  6. Step 6: Final answer
    x = 103,397.14

Related Problems

Find third proportional to 21,397 and 33,259.50
Half scale
Find third proportional to 85,588 and 133,038
Double scale
Find third proportional to 42,796 and 66,522
Similar ratio
Find third proportional to 64,191 and 99,778.50
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.