Home / 80,752-172,576

Finding the Third Proportional to 80,752 and 172,576

Calculator

Solution

The third proportional to 80,752 and 172,576 is: 368,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,752 : 172,576 = 172,576 : x
  2. Step 2: Convert to fraction form
    80,752/172,576 = 172,576/x
  3. Step 3: Cross multiply
    80,752x = 172,576 × 172,576
  4. Step 4: Simplify right side
    80,752x = 29,782,475,776
  5. Step 5: Solve for x
    x = 29,782,475,776/80,752
  6. Step 6: Final answer
    x = 368,814.09

Related Problems

Find third proportional to 40,376 and 86,288
Half scale
Find third proportional to 161,504 and 345,152
Double scale
Find third proportional to 80,754 and 172,580
Similar ratio
Find third proportional to 121,128 and 258,864
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.