Home / 40,230-81,567

Finding the Third Proportional to 40,230 and 81,567

Calculator

Solution

The third proportional to 40,230 and 81,567 is: 165,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230 : 81,567 = 81,567 : x
  2. Step 2: Convert to fraction form
    40,230/81,567 = 81,567/x
  3. Step 3: Cross multiply
    40,230x = 81,567 × 81,567
  4. Step 4: Simplify right side
    40,230x = 6,653,175,489
  5. Step 5: Solve for x
    x = 6,653,175,489/40,230
  6. Step 6: Final answer
    x = 165,378.46

Related Problems

Find third proportional to 20,115 and 40,783.50
Half scale
Find third proportional to 80,460 and 163,134
Double scale
Find third proportional to 40,232 and 81,571
Similar ratio
Find third proportional to 60,345 and 122,350.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.