Home / 124,470-178,929

Finding the Third Proportional to 124,470 and 178,929

Calculator

Solution

The third proportional to 124,470 and 178,929 is: 257,215.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,470 : 178,929 = 178,929 : x
  2. Step 2: Convert to fraction form
    124,470/178,929 = 178,929/x
  3. Step 3: Cross multiply
    124,470x = 178,929 × 178,929
  4. Step 4: Simplify right side
    124,470x = 32,015,587,041
  5. Step 5: Solve for x
    x = 32,015,587,041/124,470
  6. Step 6: Final answer
    x = 257,215.29

Related Problems

Find third proportional to 62,235 and 89,464.50
Half scale
Find third proportional to 248,940 and 357,858
Double scale
Find third proportional to 124,472 and 178,932
Similar ratio
Find third proportional to 186,705 and 268,393.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.