Home / 51,155-109,416

Finding the Third Proportional to 51,155 and 109,416

Calculator

Solution

The third proportional to 51,155 and 109,416 is: 234,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,155 : 109,416 = 109,416 : x
  2. Step 2: Convert to fraction form
    51,155/109,416 = 109,416/x
  3. Step 3: Cross multiply
    51,155x = 109,416 × 109,416
  4. Step 4: Simplify right side
    51,155x = 11,971,861,056
  5. Step 5: Solve for x
    x = 11,971,861,056/51,155
  6. Step 6: Final answer
    x = 234,031.10

Related Problems

Find third proportional to 25,577.50 and 54,708
Half scale
Find third proportional to 102,310 and 218,832
Double scale
Find third proportional to 51,157 and 109,420
Similar ratio
Find third proportional to 76,732.50 and 164,124
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.