Home / 81,762-127,011

Finding the Third Proportional to 81,762 and 127,011

Calculator

Solution

The third proportional to 81,762 and 127,011 is: 197,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,762 : 127,011 = 127,011 : x
  2. Step 2: Convert to fraction form
    81,762/127,011 = 127,011/x
  3. Step 3: Cross multiply
    81,762x = 127,011 × 127,011
  4. Step 4: Simplify right side
    81,762x = 16,131,794,121
  5. Step 5: Solve for x
    x = 16,131,794,121/81,762
  6. Step 6: Final answer
    x = 197,301.85

Related Problems

Find third proportional to 40,881 and 63,505.50
Half scale
Find third proportional to 163,524 and 254,022
Double scale
Find third proportional to 81,764 and 127,014
Similar ratio
Find third proportional to 122,643 and 190,516.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.