Home / 107,272-231,405

Finding the Third Proportional to 107,272 and 231,405

Calculator

Solution

The third proportional to 107,272 and 231,405 is: 499,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,272 : 231,405 = 231,405 : x
  2. Step 2: Convert to fraction form
    107,272/231,405 = 231,405/x
  3. Step 3: Cross multiply
    107,272x = 231,405 × 231,405
  4. Step 4: Simplify right side
    107,272x = 53,548,274,025
  5. Step 5: Solve for x
    x = 53,548,274,025/107,272
  6. Step 6: Final answer
    x = 499,182.21

Related Problems

Find third proportional to 53,636 and 115,702.50
Half scale
Find third proportional to 214,544 and 462,810
Double scale
Find third proportional to 107,274 and 231,409
Similar ratio
Find third proportional to 160,908 and 347,107.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.