Home / 126,916.50-211,515

Finding the Third Proportional to 126,916.50 and 211,515

Calculator

Solution

The third proportional to 126,916.50 and 211,515 is: 352,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,916.50 : 211,515 = 211,515 : x
  2. Step 2: Convert to fraction form
    126,916.50/211,515 = 211,515/x
  3. Step 3: Cross multiply
    126,916.50x = 211,515 × 211,515
  4. Step 4: Simplify right side
    126,916.50x = 44,738,595,225
  5. Step 5: Solve for x
    x = 44,738,595,225/126,916.50
  6. Step 6: Final answer
    x = 352,504.17

Related Problems

Find third proportional to 63,458.25 and 105,757.50
Half scale
Find third proportional to 253,833 and 423,030
Double scale
Find third proportional to 126,919 and 211,518
Similar ratio
Find third proportional to 190,374.75 and 317,272.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.