Home / 81,624-180,792

Finding the Third Proportional to 81,624 and 180,792

Calculator

Solution

The third proportional to 81,624 and 180,792 is: 400,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,624 : 180,792 = 180,792 : x
  2. Step 2: Convert to fraction form
    81,624/180,792 = 180,792/x
  3. Step 3: Cross multiply
    81,624x = 180,792 × 180,792
  4. Step 4: Simplify right side
    81,624x = 32,685,747,264
  5. Step 5: Solve for x
    x = 32,685,747,264/81,624
  6. Step 6: Final answer
    x = 400,442.85

Related Problems

Find third proportional to 40,812 and 90,396
Half scale
Find third proportional to 163,248 and 361,584
Double scale
Find third proportional to 81,626 and 180,796
Similar ratio
Find third proportional to 122,436 and 271,188
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.