Home / 133,784-207,813

Finding the Third Proportional to 133,784 and 207,813

Calculator

Solution

The third proportional to 133,784 and 207,813 is: 322,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,784 : 207,813 = 207,813 : x
  2. Step 2: Convert to fraction form
    133,784/207,813 = 207,813/x
  3. Step 3: Cross multiply
    133,784x = 207,813 × 207,813
  4. Step 4: Simplify right side
    133,784x = 43,186,242,969
  5. Step 5: Solve for x
    x = 43,186,242,969/133,784
  6. Step 6: Final answer
    x = 322,805.74

Related Problems

Find third proportional to 66,892 and 103,906.50
Half scale
Find third proportional to 267,568 and 415,626
Double scale
Find third proportional to 133,786 and 207,816
Similar ratio
Find third proportional to 200,676 and 311,719.50
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.