Home / 127,642-203,491

Finding the Third Proportional to 127,642 and 203,491

Calculator

Solution

The third proportional to 127,642 and 203,491 is: 324,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,642 : 203,491 = 203,491 : x
  2. Step 2: Convert to fraction form
    127,642/203,491 = 203,491/x
  3. Step 3: Cross multiply
    127,642x = 203,491 × 203,491
  4. Step 4: Simplify right side
    127,642x = 41,408,587,081
  5. Step 5: Solve for x
    x = 41,408,587,081/127,642
  6. Step 6: Final answer
    x = 324,411.93

Related Problems

Find third proportional to 63,821 and 101,745.50
Half scale
Find third proportional to 255,284 and 406,982
Double scale
Find third proportional to 127,644 and 203,494
Similar ratio
Find third proportional to 191,463 and 305,236.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.