Home / 68,556-145,842

Finding the Third Proportional to 68,556 and 145,842

Calculator

Solution

The third proportional to 68,556 and 145,842 is: 310,255.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,556 : 145,842 = 145,842 : x
  2. Step 2: Convert to fraction form
    68,556/145,842 = 145,842/x
  3. Step 3: Cross multiply
    68,556x = 145,842 × 145,842
  4. Step 4: Simplify right side
    68,556x = 21,269,888,964
  5. Step 5: Solve for x
    x = 21,269,888,964/68,556
  6. Step 6: Final answer
    x = 310,255.69

Related Problems

Find third proportional to 34,278 and 72,921
Half scale
Find third proportional to 137,112 and 291,684
Double scale
Find third proportional to 68,558 and 145,846
Similar ratio
Find third proportional to 102,834 and 218,763
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.