Home / 100,276-214,376

Finding the Third Proportional to 100,276 and 214,376

Calculator

Solution

The third proportional to 100,276 and 214,376 is: 458,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,276 : 214,376 = 214,376 : x
  2. Step 2: Convert to fraction form
    100,276/214,376 = 214,376/x
  3. Step 3: Cross multiply
    100,276x = 214,376 × 214,376
  4. Step 4: Simplify right side
    100,276x = 45,957,069,376
  5. Step 5: Solve for x
    x = 45,957,069,376/100,276
  6. Step 6: Final answer
    x = 458,305.77

Related Problems

Find third proportional to 50,138 and 107,188
Half scale
Find third proportional to 200,552 and 428,752
Double scale
Find third proportional to 100,278 and 214,380
Similar ratio
Find third proportional to 150,414 and 321,564
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.