Home / 133,082-291,929

Finding the Third Proportional to 133,082 and 291,929

Calculator

Solution

The third proportional to 133,082 and 291,929 is: 640,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,082 : 291,929 = 291,929 : x
  2. Step 2: Convert to fraction form
    133,082/291,929 = 291,929/x
  3. Step 3: Cross multiply
    133,082x = 291,929 × 291,929
  4. Step 4: Simplify right side
    133,082x = 85,222,541,041
  5. Step 5: Solve for x
    x = 85,222,541,041/133,082
  6. Step 6: Final answer
    x = 640,376.17

Related Problems

Find third proportional to 66,541 and 145,964.50
Half scale
Find third proportional to 266,164 and 583,858
Double scale
Find third proportional to 133,084 and 291,933
Similar ratio
Find third proportional to 199,623 and 437,893.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.