Home / 87,349-187,149

Finding the Third Proportional to 87,349 and 187,149

Calculator

Solution

The third proportional to 87,349 and 187,149 is: 400,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,349 : 187,149 = 187,149 : x
  2. Step 2: Convert to fraction form
    87,349/187,149 = 187,149/x
  3. Step 3: Cross multiply
    87,349x = 187,149 × 187,149
  4. Step 4: Simplify right side
    87,349x = 35,024,748,201
  5. Step 5: Solve for x
    x = 35,024,748,201/87,349
  6. Step 6: Final answer
    x = 400,974.80

Related Problems

Find third proportional to 43,674.50 and 93,574.50
Half scale
Find third proportional to 174,698 and 374,298
Double scale
Find third proportional to 87,351 and 187,153
Similar ratio
Find third proportional to 131,023.50 and 280,723.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.