Home / 133,970-207,249

Finding the Third Proportional to 133,970 and 207,249

Calculator

Solution

The third proportional to 133,970 and 207,249 is: 320,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,970 : 207,249 = 207,249 : x
  2. Step 2: Convert to fraction form
    133,970/207,249 = 207,249/x
  3. Step 3: Cross multiply
    133,970x = 207,249 × 207,249
  4. Step 4: Simplify right side
    133,970x = 42,952,148,001
  5. Step 5: Solve for x
    x = 42,952,148,001/133,970
  6. Step 6: Final answer
    x = 320,610.20

Related Problems

Find third proportional to 66,985 and 103,624.50
Half scale
Find third proportional to 267,940 and 414,498
Double scale
Find third proportional to 133,972 and 207,252
Similar ratio
Find third proportional to 200,955 and 310,873.50
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.