Home / 99,950-214,721

Finding the Third Proportional to 99,950 and 214,721

Calculator

Solution

The third proportional to 99,950 and 214,721 is: 461,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,950 : 214,721 = 214,721 : x
  2. Step 2: Convert to fraction form
    99,950/214,721 = 214,721/x
  3. Step 3: Cross multiply
    99,950x = 214,721 × 214,721
  4. Step 4: Simplify right side
    99,950x = 46,105,107,841
  5. Step 5: Solve for x
    x = 46,105,107,841/99,950
  6. Step 6: Final answer
    x = 461,281.72

Related Problems

Find third proportional to 49,975 and 107,360.50
Half scale
Find third proportional to 199,900 and 429,442
Double scale
Find third proportional to 99,952 and 214,725
Similar ratio
Find third proportional to 149,925 and 322,081.50
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.