Home / 68,980-102,177

Finding the Third Proportional to 68,980 and 102,177

Calculator

Solution

The third proportional to 68,980 and 102,177 is: 151,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,980 : 102,177 = 102,177 : x
  2. Step 2: Convert to fraction form
    68,980/102,177 = 102,177/x
  3. Step 3: Cross multiply
    68,980x = 102,177 × 102,177
  4. Step 4: Simplify right side
    68,980x = 10,440,139,329
  5. Step 5: Solve for x
    x = 10,440,139,329/68,980
  6. Step 6: Final answer
    x = 151,350.24

Related Problems

Find third proportional to 34,490 and 51,088.50
Half scale
Find third proportional to 137,960 and 204,354
Double scale
Find third proportional to 68,982 and 102,180
Similar ratio
Find third proportional to 103,470 and 153,265.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.