Home / 67,306-145,757

Finding the Third Proportional to 67,306 and 145,757

Calculator

Solution

The third proportional to 67,306 and 145,757 is: 315,649.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306 : 145,757 = 145,757 : x
  2. Step 2: Convert to fraction form
    67,306/145,757 = 145,757/x
  3. Step 3: Cross multiply
    67,306x = 145,757 × 145,757
  4. Step 4: Simplify right side
    67,306x = 21,245,103,049
  5. Step 5: Solve for x
    x = 21,245,103,049/67,306
  6. Step 6: Final answer
    x = 315,649.47

Related Problems

Find third proportional to 33,653 and 72,878.50
Half scale
Find third proportional to 134,612 and 291,514
Double scale
Find third proportional to 67,308 and 145,761
Similar ratio
Find third proportional to 100,959 and 218,635.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.