Home / 140,822-211,251

Finding the Third Proportional to 140,822 and 211,251

Calculator

Solution

The third proportional to 140,822 and 211,251 is: 316,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,822 : 211,251 = 211,251 : x
  2. Step 2: Convert to fraction form
    140,822/211,251 = 211,251/x
  3. Step 3: Cross multiply
    140,822x = 211,251 × 211,251
  4. Step 4: Simplify right side
    140,822x = 44,626,985,001
  5. Step 5: Solve for x
    x = 44,626,985,001/140,822
  6. Step 6: Final answer
    x = 316,903.50

Related Problems

Find third proportional to 70,411 and 105,625.50
Half scale
Find third proportional to 281,644 and 422,502
Double scale
Find third proportional to 140,824 and 211,254
Similar ratio
Find third proportional to 211,233 and 316,876.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.