Home / 100,810-156,795

Finding the Third Proportional to 100,810 and 156,795

Calculator

Solution

The third proportional to 100,810 and 156,795 is: 243,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,810 : 156,795 = 156,795 : x
  2. Step 2: Convert to fraction form
    100,810/156,795 = 156,795/x
  3. Step 3: Cross multiply
    100,810x = 156,795 × 156,795
  4. Step 4: Simplify right side
    100,810x = 24,584,672,025
  5. Step 5: Solve for x
    x = 24,584,672,025/100,810
  6. Step 6: Final answer
    x = 243,871.36

Related Problems

Find third proportional to 50,405 and 78,397.50
Half scale
Find third proportional to 201,620 and 313,590
Double scale
Find third proportional to 100,812 and 156,798
Similar ratio
Find third proportional to 151,215 and 235,192.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.