Home / 102,379-223,670

Finding the Third Proportional to 102,379 and 223,670

Calculator

Solution

The third proportional to 102,379 and 223,670 is: 488,657.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,379 : 223,670 = 223,670 : x
  2. Step 2: Convert to fraction form
    102,379/223,670 = 223,670/x
  3. Step 3: Cross multiply
    102,379x = 223,670 × 223,670
  4. Step 4: Simplify right side
    102,379x = 50,028,268,900
  5. Step 5: Solve for x
    x = 50,028,268,900/102,379
  6. Step 6: Final answer
    x = 488,657.53

Related Problems

Find third proportional to 51,189.50 and 111,835
Half scale
Find third proportional to 204,758 and 447,340
Double scale
Find third proportional to 102,381 and 223,674
Similar ratio
Find third proportional to 153,568.50 and 335,505
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.