Home / 142,452-220,563

Finding the Third Proportional to 142,452 and 220,563

Calculator

Solution

The third proportional to 142,452 and 220,563 is: 341,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,452 : 220,563 = 220,563 : x
  2. Step 2: Convert to fraction form
    142,452/220,563 = 220,563/x
  3. Step 3: Cross multiply
    142,452x = 220,563 × 220,563
  4. Step 4: Simplify right side
    142,452x = 48,648,036,969
  5. Step 5: Solve for x
    x = 48,648,036,969/142,452
  6. Step 6: Final answer
    x = 341,504.77

Related Problems

Find third proportional to 71,226 and 110,281.50
Half scale
Find third proportional to 284,904 and 441,126
Double scale
Find third proportional to 142,454 and 220,566
Similar ratio
Find third proportional to 213,678 and 330,844.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.