Home / 110,000-211,251

Finding the Third Proportional to 110,000 and 211,251

Calculator

Solution

The third proportional to 110,000 and 211,251 is: 405,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,000 : 211,251 = 211,251 : x
  2. Step 2: Convert to fraction form
    110,000/211,251 = 211,251/x
  3. Step 3: Cross multiply
    110,000x = 211,251 × 211,251
  4. Step 4: Simplify right side
    110,000x = 44,626,985,001
  5. Step 5: Solve for x
    x = 44,626,985,001/110,000
  6. Step 6: Final answer
    x = 405,699.86

Related Problems

Find third proportional to 55,000 and 105,625.50
Half scale
Find third proportional to 220,000 and 422,502
Double scale
Find third proportional to 110,002 and 211,255
Similar ratio
Find third proportional to 165,000 and 316,876.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.