Home / 141,538-220,920

Finding the Third Proportional to 141,538 and 220,920

Calculator

Solution

The third proportional to 141,538 and 220,920 is: 344,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,538 : 220,920 = 220,920 : x
  2. Step 2: Convert to fraction form
    141,538/220,920 = 220,920/x
  3. Step 3: Cross multiply
    141,538x = 220,920 × 220,920
  4. Step 4: Simplify right side
    141,538x = 48,805,646,400
  5. Step 5: Solve for x
    x = 48,805,646,400/141,538
  6. Step 6: Final answer
    x = 344,823.63

Related Problems

Find third proportional to 70,769 and 110,460
Half scale
Find third proportional to 283,076 and 441,840
Double scale
Find third proportional to 141,540 and 220,923
Similar ratio
Find third proportional to 212,307 and 331,380
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.