Home / 63,865-129,553

Finding the Third Proportional to 63,865 and 129,553

Calculator

Solution

The third proportional to 63,865 and 129,553 is: 262,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,865 : 129,553 = 129,553 : x
  2. Step 2: Convert to fraction form
    63,865/129,553 = 129,553/x
  3. Step 3: Cross multiply
    63,865x = 129,553 × 129,553
  4. Step 4: Simplify right side
    63,865x = 16,783,979,809
  5. Step 5: Solve for x
    x = 16,783,979,809/63,865
  6. Step 6: Final answer
    x = 262,804.04

Related Problems

Find third proportional to 31,932.50 and 64,776.50
Half scale
Find third proportional to 127,730 and 259,106
Double scale
Find third proportional to 63,867 and 129,557
Similar ratio
Find third proportional to 95,797.50 and 194,329.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.