Home / 161,766-219,780

Finding the Third Proportional to 161,766 and 219,780

Calculator

Solution

The third proportional to 161,766 and 219,780 is: 298,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,766 : 219,780 = 219,780 : x
  2. Step 2: Convert to fraction form
    161,766/219,780 = 219,780/x
  3. Step 3: Cross multiply
    161,766x = 219,780 × 219,780
  4. Step 4: Simplify right side
    161,766x = 48,303,248,400
  5. Step 5: Solve for x
    x = 48,303,248,400/161,766
  6. Step 6: Final answer
    x = 298,599.51

Related Problems

Find third proportional to 80,883 and 109,890
Half scale
Find third proportional to 323,532 and 439,560
Double scale
Find third proportional to 161,768 and 219,783
Similar ratio
Find third proportional to 242,649 and 329,670
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.