Home / 173,860-260,142

Finding the Third Proportional to 173,860 and 260,142

Calculator

Solution

The third proportional to 173,860 and 260,142 is: 389,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,860 : 260,142 = 260,142 : x
  2. Step 2: Convert to fraction form
    173,860/260,142 = 260,142/x
  3. Step 3: Cross multiply
    173,860x = 260,142 × 260,142
  4. Step 4: Simplify right side
    173,860x = 67,673,860,164
  5. Step 5: Solve for x
    x = 67,673,860,164/173,860
  6. Step 6: Final answer
    x = 389,243.42

Related Problems

Find third proportional to 86,930 and 130,071
Half scale
Find third proportional to 347,720 and 520,284
Double scale
Find third proportional to 173,862 and 260,145
Similar ratio
Find third proportional to 260,790 and 390,213
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.