Home / 122,257-187,018

Finding the Third Proportional to 122,257 and 187,018

Calculator

Solution

The third proportional to 122,257 and 187,018 is: 286,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,257 : 187,018 = 187,018 : x
  2. Step 2: Convert to fraction form
    122,257/187,018 = 187,018/x
  3. Step 3: Cross multiply
    122,257x = 187,018 × 187,018
  4. Step 4: Simplify right side
    122,257x = 34,975,732,324
  5. Step 5: Solve for x
    x = 34,975,732,324/122,257
  6. Step 6: Final answer
    x = 286,083.68

Related Problems

Find third proportional to 61,128.50 and 93,509
Half scale
Find third proportional to 244,514 and 374,036
Double scale
Find third proportional to 122,259 and 187,021
Similar ratio
Find third proportional to 183,385.50 and 280,527
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.