Home / 63,040-135,638

Finding the Third Proportional to 63,040 and 135,638

Calculator

Solution

The third proportional to 63,040 and 135,638 is: 291,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,040 : 135,638 = 135,638 : x
  2. Step 2: Convert to fraction form
    63,040/135,638 = 135,638/x
  3. Step 3: Cross multiply
    63,040x = 135,638 × 135,638
  4. Step 4: Simplify right side
    63,040x = 18,397,667,044
  5. Step 5: Solve for x
    x = 18,397,667,044/63,040
  6. Step 6: Final answer
    x = 291,841.17

Related Problems

Find third proportional to 31,520 and 67,819
Half scale
Find third proportional to 126,080 and 271,276
Double scale
Find third proportional to 63,042 and 135,642
Similar ratio
Find third proportional to 94,560 and 203,457
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.