Home / 156,326-242,211

Finding the Third Proportional to 156,326 and 242,211

Calculator

Solution

The third proportional to 156,326 and 242,211 is: 375,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,326 : 242,211 = 242,211 : x
  2. Step 2: Convert to fraction form
    156,326/242,211 = 242,211/x
  3. Step 3: Cross multiply
    156,326x = 242,211 × 242,211
  4. Step 4: Simplify right side
    156,326x = 58,666,168,521
  5. Step 5: Solve for x
    x = 58,666,168,521/156,326
  6. Step 6: Final answer
    x = 375,280.94

Related Problems

Find third proportional to 78,163 and 121,105.50
Half scale
Find third proportional to 312,652 and 484,422
Double scale
Find third proportional to 156,328 and 242,214
Similar ratio
Find third proportional to 234,489 and 363,316.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.