Home / 28,469-61,149

Finding the Third Proportional to 28,469 and 61,149

Calculator

Solution

The third proportional to 28,469 and 61,149 is: 131,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469 : 61,149 = 61,149 : x
  2. Step 2: Convert to fraction form
    28,469/61,149 = 61,149/x
  3. Step 3: Cross multiply
    28,469x = 61,149 × 61,149
  4. Step 4: Simplify right side
    28,469x = 3,739,200,201
  5. Step 5: Solve for x
    x = 3,739,200,201/28,469
  6. Step 6: Final answer
    x = 131,342.87

Related Problems

Find third proportional to 14,234.50 and 30,574.50
Half scale
Find third proportional to 56,938 and 122,298
Double scale
Find third proportional to 28,471 and 61,153
Similar ratio
Find third proportional to 42,703.50 and 91,723.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.