Home / 104,172-215,730

Finding the Third Proportional to 104,172 and 215,730

Calculator

Solution

The third proportional to 104,172 and 215,730 is: 446,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172 : 215,730 = 215,730 : x
  2. Step 2: Convert to fraction form
    104,172/215,730 = 215,730/x
  3. Step 3: Cross multiply
    104,172x = 215,730 × 215,730
  4. Step 4: Simplify right side
    104,172x = 46,539,432,900
  5. Step 5: Solve for x
    x = 46,539,432,900/104,172
  6. Step 6: Final answer
    x = 446,755.68

Related Problems

Find third proportional to 52,086 and 107,865
Half scale
Find third proportional to 208,344 and 431,460
Double scale
Find third proportional to 104,174 and 215,734
Similar ratio
Find third proportional to 156,258 and 323,595
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.