Home / 63,271-134,739

Finding the Third Proportional to 63,271 and 134,739

Calculator

Solution

The third proportional to 63,271 and 134,739 is: 286,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,271 : 134,739 = 134,739 : x
  2. Step 2: Convert to fraction form
    63,271/134,739 = 134,739/x
  3. Step 3: Cross multiply
    63,271x = 134,739 × 134,739
  4. Step 4: Simplify right side
    63,271x = 18,154,598,121
  5. Step 5: Solve for x
    x = 18,154,598,121/63,271
  6. Step 6: Final answer
    x = 286,933.95

Related Problems

Find third proportional to 31,635.50 and 67,369.50
Half scale
Find third proportional to 126,542 and 269,478
Double scale
Find third proportional to 63,273 and 134,743
Similar ratio
Find third proportional to 94,906.50 and 202,108.50
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.