Home / 80,017-172,426

Finding the Third Proportional to 80,017 and 172,426

Calculator

Solution

The third proportional to 80,017 and 172,426 is: 371,555.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,017 : 172,426 = 172,426 : x
  2. Step 2: Convert to fraction form
    80,017/172,426 = 172,426/x
  3. Step 3: Cross multiply
    80,017x = 172,426 × 172,426
  4. Step 4: Simplify right side
    80,017x = 29,730,725,476
  5. Step 5: Solve for x
    x = 29,730,725,476/80,017
  6. Step 6: Final answer
    x = 371,555.11

Related Problems

Find third proportional to 40,008.50 and 86,213
Half scale
Find third proportional to 160,034 and 344,852
Double scale
Find third proportional to 80,019 and 172,430
Similar ratio
Find third proportional to 120,025.50 and 258,639
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.