Home / 63,492-135,408

Finding the Third Proportional to 63,492 and 135,408

Calculator

Solution

The third proportional to 63,492 and 135,408 is: 288,781.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,492 : 135,408 = 135,408 : x
  2. Step 2: Convert to fraction form
    63,492/135,408 = 135,408/x
  3. Step 3: Cross multiply
    63,492x = 135,408 × 135,408
  4. Step 4: Simplify right side
    63,492x = 18,335,326,464
  5. Step 5: Solve for x
    x = 18,335,326,464/63,492
  6. Step 6: Final answer
    x = 288,781.68

Related Problems

Find third proportional to 31,746 and 67,704
Half scale
Find third proportional to 126,984 and 270,816
Double scale
Find third proportional to 63,494 and 135,412
Similar ratio
Find third proportional to 95,238 and 203,112
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.