Home / 62,707-135,640

Finding the Third Proportional to 62,707 and 135,640

Calculator

Solution

The third proportional to 62,707 and 135,640 is: 293,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,707 : 135,640 = 135,640 : x
  2. Step 2: Convert to fraction form
    62,707/135,640 = 135,640/x
  3. Step 3: Cross multiply
    62,707x = 135,640 × 135,640
  4. Step 4: Simplify right side
    62,707x = 18,398,209,600
  5. Step 5: Solve for x
    x = 18,398,209,600/62,707
  6. Step 6: Final answer
    x = 293,399.61

Related Problems

Find third proportional to 31,353.50 and 67,820
Half scale
Find third proportional to 125,414 and 271,280
Double scale
Find third proportional to 62,709 and 135,644
Similar ratio
Find third proportional to 94,060.50 and 203,460
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.