Home / 68,130-105,738

Finding the Third Proportional to 68,130 and 105,738

Calculator

Solution

The third proportional to 68,130 and 105,738 is: 164,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,130 : 105,738 = 105,738 : x
  2. Step 2: Convert to fraction form
    68,130/105,738 = 105,738/x
  3. Step 3: Cross multiply
    68,130x = 105,738 × 105,738
  4. Step 4: Simplify right side
    68,130x = 11,180,524,644
  5. Step 5: Solve for x
    x = 11,180,524,644/68,130
  6. Step 6: Final answer
    x = 164,105.75

Related Problems

Find third proportional to 34,065 and 52,869
Half scale
Find third proportional to 136,260 and 211,476
Double scale
Find third proportional to 68,132 and 105,741
Similar ratio
Find third proportional to 102,195 and 158,607
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.