Home / 59,622-128,385

Finding the Third Proportional to 59,622 and 128,385

Calculator

Solution

The third proportional to 59,622 and 128,385 is: 276,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,622 : 128,385 = 128,385 : x
  2. Step 2: Convert to fraction form
    59,622/128,385 = 128,385/x
  3. Step 3: Cross multiply
    59,622x = 128,385 × 128,385
  4. Step 4: Simplify right side
    59,622x = 16,482,708,225
  5. Step 5: Solve for x
    x = 16,482,708,225/59,622
  6. Step 6: Final answer
    x = 276,453.46

Related Problems

Find third proportional to 29,811 and 64,192.50
Half scale
Find third proportional to 119,244 and 256,770
Double scale
Find third proportional to 59,624 and 128,389
Similar ratio
Find third proportional to 89,433 and 192,577.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.