Home / 65,742-144,660

Finding the Third Proportional to 65,742 and 144,660

Calculator

Solution

The third proportional to 65,742 and 144,660 is: 318,312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,742 : 144,660 = 144,660 : x
  2. Step 2: Convert to fraction form
    65,742/144,660 = 144,660/x
  3. Step 3: Cross multiply
    65,742x = 144,660 × 144,660
  4. Step 4: Simplify right side
    65,742x = 20,926,515,600
  5. Step 5: Solve for x
    x = 20,926,515,600/65,742
  6. Step 6: Final answer
    x = 318,312.73

Related Problems

Find third proportional to 32,871 and 72,330
Half scale
Find third proportional to 131,484 and 289,320
Double scale
Find third proportional to 65,744 and 144,664
Similar ratio
Find third proportional to 98,613 and 216,990
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.