Home / 66,178-141,589

Finding the Third Proportional to 66,178 and 141,589

Calculator

Solution

The third proportional to 66,178 and 141,589 is: 302,932.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,178 : 141,589 = 141,589 : x
  2. Step 2: Convert to fraction form
    66,178/141,589 = 141,589/x
  3. Step 3: Cross multiply
    66,178x = 141,589 × 141,589
  4. Step 4: Simplify right side
    66,178x = 20,047,444,921
  5. Step 5: Solve for x
    x = 20,047,444,921/66,178
  6. Step 6: Final answer
    x = 302,932.17

Related Problems

Find third proportional to 33,089 and 70,794.50
Half scale
Find third proportional to 132,356 and 283,178
Double scale
Find third proportional to 66,180 and 141,593
Similar ratio
Find third proportional to 99,267 and 212,383.50
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.