Home / 154,950-218,196

Finding the Third Proportional to 154,950 and 218,196

Calculator

Solution

The third proportional to 154,950 and 218,196 is: 307,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,950 : 218,196 = 218,196 : x
  2. Step 2: Convert to fraction form
    154,950/218,196 = 218,196/x
  3. Step 3: Cross multiply
    154,950x = 218,196 × 218,196
  4. Step 4: Simplify right side
    154,950x = 47,609,494,416
  5. Step 5: Solve for x
    x = 47,609,494,416/154,950
  6. Step 6: Final answer
    x = 307,257.14

Related Problems

Find third proportional to 77,475 and 109,098
Half scale
Find third proportional to 309,900 and 436,392
Double scale
Find third proportional to 154,952 and 218,199
Similar ratio
Find third proportional to 232,425 and 327,294
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.