Home / 127,142-177,837

Finding the Third Proportional to 127,142 and 177,837

Calculator

Solution

The third proportional to 127,142 and 177,837 is: 248,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,142 : 177,837 = 177,837 : x
  2. Step 2: Convert to fraction form
    127,142/177,837 = 177,837/x
  3. Step 3: Cross multiply
    127,142x = 177,837 × 177,837
  4. Step 4: Simplify right side
    127,142x = 31,625,998,569
  5. Step 5: Solve for x
    x = 31,625,998,569/127,142
  6. Step 6: Final answer
    x = 248,745.49

Related Problems

Find third proportional to 63,571 and 88,918.50
Half scale
Find third proportional to 254,284 and 355,674
Double scale
Find third proportional to 127,144 and 177,840
Similar ratio
Find third proportional to 190,713 and 266,755.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.