Home / 87,330-187,122

Finding the Third Proportional to 87,330 and 187,122

Calculator

Solution

The third proportional to 87,330 and 187,122 is: 400,946.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,330 : 187,122 = 187,122 : x
  2. Step 2: Convert to fraction form
    87,330/187,122 = 187,122/x
  3. Step 3: Cross multiply
    87,330x = 187,122 × 187,122
  4. Step 4: Simplify right side
    87,330x = 35,014,642,884
  5. Step 5: Solve for x
    x = 35,014,642,884/87,330
  6. Step 6: Final answer
    x = 400,946.33

Related Problems

Find third proportional to 43,665 and 93,561
Half scale
Find third proportional to 174,660 and 374,244
Double scale
Find third proportional to 87,332 and 187,126
Similar ratio
Find third proportional to 130,995 and 280,683
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.