Home / 121,194-248,436

Finding the Third Proportional to 121,194 and 248,436

Calculator

Solution

The third proportional to 121,194 and 248,436 is: 509,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,194 : 248,436 = 248,436 : x
  2. Step 2: Convert to fraction form
    121,194/248,436 = 248,436/x
  3. Step 3: Cross multiply
    121,194x = 248,436 × 248,436
  4. Step 4: Simplify right side
    121,194x = 61,720,446,096
  5. Step 5: Solve for x
    x = 61,720,446,096/121,194
  6. Step 6: Final answer
    x = 509,269.82

Related Problems

Find third proportional to 60,597 and 124,218
Half scale
Find third proportional to 242,388 and 496,872
Double scale
Find third proportional to 121,196 and 248,440
Similar ratio
Find third proportional to 181,791 and 372,654
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.