Home / 63,498-135,216

Finding the Third Proportional to 63,498 and 135,216

Calculator

Solution

The third proportional to 63,498 and 135,216 is: 287,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,498 : 135,216 = 135,216 : x
  2. Step 2: Convert to fraction form
    63,498/135,216 = 135,216/x
  3. Step 3: Cross multiply
    63,498x = 135,216 × 135,216
  4. Step 4: Simplify right side
    63,498x = 18,283,366,656
  5. Step 5: Solve for x
    x = 18,283,366,656/63,498
  6. Step 6: Final answer
    x = 287,936.10

Related Problems

Find third proportional to 31,749 and 67,608
Half scale
Find third proportional to 126,996 and 270,432
Double scale
Find third proportional to 63,500 and 135,220
Similar ratio
Find third proportional to 95,247 and 202,824
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.