Home / 64,620-141,241

Finding the Third Proportional to 64,620 and 141,241

Calculator

Solution

The third proportional to 64,620 and 141,241 is: 308,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620 : 141,241 = 141,241 : x
  2. Step 2: Convert to fraction form
    64,620/141,241 = 141,241/x
  3. Step 3: Cross multiply
    64,620x = 141,241 × 141,241
  4. Step 4: Simplify right side
    64,620x = 19,949,020,081
  5. Step 5: Solve for x
    x = 19,949,020,081/64,620
  6. Step 6: Final answer
    x = 308,712.78

Related Problems

Find third proportional to 32,310 and 70,620.50
Half scale
Find third proportional to 129,240 and 282,482
Double scale
Find third proportional to 64,622 and 141,245
Similar ratio
Find third proportional to 96,930 and 211,861.50
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.