Home / 101,812-155,742

Finding the Third Proportional to 101,812 and 155,742

Calculator

Solution

The third proportional to 101,812 and 155,742 is: 238,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,812 : 155,742 = 155,742 : x
  2. Step 2: Convert to fraction form
    101,812/155,742 = 155,742/x
  3. Step 3: Cross multiply
    101,812x = 155,742 × 155,742
  4. Step 4: Simplify right side
    101,812x = 24,255,570,564
  5. Step 5: Solve for x
    x = 24,255,570,564/101,812
  6. Step 6: Final answer
    x = 238,238.82

Related Problems

Find third proportional to 50,906 and 77,871
Half scale
Find third proportional to 203,624 and 311,484
Double scale
Find third proportional to 101,814 and 155,745
Similar ratio
Find third proportional to 152,718 and 233,613
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.