Home / 102,005-135,511

Finding the Third Proportional to 102,005 and 135,511

Calculator

Solution

The third proportional to 102,005 and 135,511 is: 180,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,005 : 135,511 = 135,511 : x
  2. Step 2: Convert to fraction form
    102,005/135,511 = 135,511/x
  3. Step 3: Cross multiply
    102,005x = 135,511 × 135,511
  4. Step 4: Simplify right side
    102,005x = 18,363,231,121
  5. Step 5: Solve for x
    x = 18,363,231,121/102,005
  6. Step 6: Final answer
    x = 180,022.85

Related Problems

Find third proportional to 51,002.50 and 67,755.50
Half scale
Find third proportional to 204,010 and 271,022
Double scale
Find third proportional to 102,007 and 135,514
Similar ratio
Find third proportional to 153,007.50 and 203,266.50
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.