Home / 156,728-235,469

Finding the Third Proportional to 156,728 and 235,469

Calculator

Solution

The third proportional to 156,728 and 235,469 is: 353,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,728 : 235,469 = 235,469 : x
  2. Step 2: Convert to fraction form
    156,728/235,469 = 235,469/x
  3. Step 3: Cross multiply
    156,728x = 235,469 × 235,469
  4. Step 4: Simplify right side
    156,728x = 55,445,649,961
  5. Step 5: Solve for x
    x = 55,445,649,961/156,728
  6. Step 6: Final answer
    x = 353,769.91

Related Problems

Find third proportional to 78,364 and 117,734.50
Half scale
Find third proportional to 313,456 and 470,938
Double scale
Find third proportional to 156,730 and 235,472
Similar ratio
Find third proportional to 235,092 and 353,203.50
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.