Home / 108,742-220,558

Finding the Third Proportional to 108,742 and 220,558

Calculator

Solution

The third proportional to 108,742 and 220,558 is: 447,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,742 : 220,558 = 220,558 : x
  2. Step 2: Convert to fraction form
    108,742/220,558 = 220,558/x
  3. Step 3: Cross multiply
    108,742x = 220,558 × 220,558
  4. Step 4: Simplify right side
    108,742x = 48,645,831,364
  5. Step 5: Solve for x
    x = 48,645,831,364/108,742
  6. Step 6: Final answer
    x = 447,350.90

Related Problems

Find third proportional to 54,371 and 110,279
Half scale
Find third proportional to 217,484 and 441,116
Double scale
Find third proportional to 108,744 and 220,562
Similar ratio
Find third proportional to 163,113 and 330,837
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.