Home / 133,165-285,284

Finding the Third Proportional to 133,165 and 285,284

Calculator

Solution

The third proportional to 133,165 and 285,284 is: 611,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,165 : 285,284 = 285,284 : x
  2. Step 2: Convert to fraction form
    133,165/285,284 = 285,284/x
  3. Step 3: Cross multiply
    133,165x = 285,284 × 285,284
  4. Step 4: Simplify right side
    133,165x = 81,386,960,656
  5. Step 5: Solve for x
    x = 81,386,960,656/133,165
  6. Step 6: Final answer
    x = 611,173.81

Related Problems

Find third proportional to 66,582.50 and 142,642
Half scale
Find third proportional to 266,330 and 570,568
Double scale
Find third proportional to 133,167 and 285,288
Similar ratio
Find third proportional to 199,747.50 and 427,926
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.