Home / 81,524-168,286

Finding the Third Proportional to 81,524 and 168,286

Calculator

Solution

The third proportional to 81,524 and 168,286 is: 347,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,524 : 168,286 = 168,286 : x
  2. Step 2: Convert to fraction form
    81,524/168,286 = 168,286/x
  3. Step 3: Cross multiply
    81,524x = 168,286 × 168,286
  4. Step 4: Simplify right side
    81,524x = 28,320,177,796
  5. Step 5: Solve for x
    x = 28,320,177,796/81,524
  6. Step 6: Final answer
    x = 347,384.55

Related Problems

Find third proportional to 40,762 and 84,143
Half scale
Find third proportional to 163,048 and 336,572
Double scale
Find third proportional to 81,526 and 168,290
Similar ratio
Find third proportional to 122,286 and 252,429
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.