Home / 131,319-192,318

Finding the Third Proportional to 131,319 and 192,318

Calculator

Solution

The third proportional to 131,319 and 192,318 is: 281,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,319 : 192,318 = 192,318 : x
  2. Step 2: Convert to fraction form
    131,319/192,318 = 192,318/x
  3. Step 3: Cross multiply
    131,319x = 192,318 × 192,318
  4. Step 4: Simplify right side
    131,319x = 36,986,213,124
  5. Step 5: Solve for x
    x = 36,986,213,124/131,319
  6. Step 6: Final answer
    x = 281,651.65

Related Problems

Find third proportional to 65,659.50 and 96,159
Half scale
Find third proportional to 262,638 and 384,636
Double scale
Find third proportional to 131,321 and 192,321
Similar ratio
Find third proportional to 196,978.50 and 288,477
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.