Home / 60,642-80,865

Finding the Third Proportional to 60,642 and 80,865

Calculator

Solution

The third proportional to 60,642 and 80,865 is: 107,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,642 : 80,865 = 80,865 : x
  2. Step 2: Convert to fraction form
    60,642/80,865 = 80,865/x
  3. Step 3: Cross multiply
    60,642x = 80,865 × 80,865
  4. Step 4: Simplify right side
    60,642x = 6,539,148,225
  5. Step 5: Solve for x
    x = 6,539,148,225/60,642
  6. Step 6: Final answer
    x = 107,832.00

Related Problems

Find third proportional to 30,321 and 40,432.50
Half scale
Find third proportional to 121,284 and 161,730
Double scale
Find third proportional to 60,644 and 80,868
Similar ratio
Find third proportional to 90,963 and 121,297.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.