Home / 63,208-135,413

Finding the Third Proportional to 63,208 and 135,413

Calculator

Solution

The third proportional to 63,208 and 135,413 is: 290,100.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,208 : 135,413 = 135,413 : x
  2. Step 2: Convert to fraction form
    63,208/135,413 = 135,413/x
  3. Step 3: Cross multiply
    63,208x = 135,413 × 135,413
  4. Step 4: Simplify right side
    63,208x = 18,336,680,569
  5. Step 5: Solve for x
    x = 18,336,680,569/63,208
  6. Step 6: Final answer
    x = 290,100.63

Related Problems

Find third proportional to 31,604 and 67,706.50
Half scale
Find third proportional to 126,416 and 270,826
Double scale
Find third proportional to 63,210 and 135,417
Similar ratio
Find third proportional to 94,812 and 203,119.50
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.