Home / 63,313-135,099

Finding the Third Proportional to 63,313 and 135,099

Calculator

Solution

The third proportional to 63,313 and 135,099 is: 288,277.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,313 : 135,099 = 135,099 : x
  2. Step 2: Convert to fraction form
    63,313/135,099 = 135,099/x
  3. Step 3: Cross multiply
    63,313x = 135,099 × 135,099
  4. Step 4: Simplify right side
    63,313x = 18,251,739,801
  5. Step 5: Solve for x
    x = 18,251,739,801/63,313
  6. Step 6: Final answer
    x = 288,277.92

Related Problems

Find third proportional to 31,656.50 and 67,549.50
Half scale
Find third proportional to 126,626 and 270,198
Double scale
Find third proportional to 63,315 and 135,103
Similar ratio
Find third proportional to 94,969.50 and 202,648.50
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.