Home / 63,834-85,869

Finding the Third Proportional to 63,834 and 85,869

Calculator

Solution

The third proportional to 63,834 and 85,869 is: 115,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,834 : 85,869 = 85,869 : x
  2. Step 2: Convert to fraction form
    63,834/85,869 = 85,869/x
  3. Step 3: Cross multiply
    63,834x = 85,869 × 85,869
  4. Step 4: Simplify right side
    63,834x = 7,373,485,161
  5. Step 5: Solve for x
    x = 7,373,485,161/63,834
  6. Step 6: Final answer
    x = 115,510.31

Related Problems

Find third proportional to 31,917 and 42,934.50
Half scale
Find third proportional to 127,668 and 171,738
Double scale
Find third proportional to 63,836 and 85,872
Similar ratio
Find third proportional to 95,751 and 128,803.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.