Home / 101,980-219,692

Finding the Third Proportional to 101,980 and 219,692

Calculator

Solution

The third proportional to 101,980 and 219,692 is: 473,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,980 : 219,692 = 219,692 : x
  2. Step 2: Convert to fraction form
    101,980/219,692 = 219,692/x
  3. Step 3: Cross multiply
    101,980x = 219,692 × 219,692
  4. Step 4: Simplify right side
    101,980x = 48,264,574,864
  5. Step 5: Solve for x
    x = 48,264,574,864/101,980
  6. Step 6: Final answer
    x = 473,274.91

Related Problems

Find third proportional to 50,990 and 109,846
Half scale
Find third proportional to 203,960 and 439,384
Double scale
Find third proportional to 101,982 and 219,696
Similar ratio
Find third proportional to 152,970 and 329,538
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.