Home / 105,327-219,405

Finding the Third Proportional to 105,327 and 219,405

Calculator

Solution

The third proportional to 105,327 and 219,405 is: 457,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,327 : 219,405 = 219,405 : x
  2. Step 2: Convert to fraction form
    105,327/219,405 = 219,405/x
  3. Step 3: Cross multiply
    105,327x = 219,405 × 219,405
  4. Step 4: Simplify right side
    105,327x = 48,138,554,025
  5. Step 5: Solve for x
    x = 48,138,554,025/105,327
  6. Step 6: Final answer
    x = 457,039.07

Related Problems

Find third proportional to 52,663.50 and 109,702.50
Half scale
Find third proportional to 210,654 and 438,810
Double scale
Find third proportional to 105,329 and 219,409
Similar ratio
Find third proportional to 157,990.50 and 329,107.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.