Home / 122,653-179,940

Finding the Third Proportional to 122,653 and 179,940

Calculator

Solution

The third proportional to 122,653 and 179,940 is: 263,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,653 : 179,940 = 179,940 : x
  2. Step 2: Convert to fraction form
    122,653/179,940 = 179,940/x
  3. Step 3: Cross multiply
    122,653x = 179,940 × 179,940
  4. Step 4: Simplify right side
    122,653x = 32,378,403,600
  5. Step 5: Solve for x
    x = 32,378,403,600/122,653
  6. Step 6: Final answer
    x = 263,983.79

Related Problems

Find third proportional to 61,326.50 and 89,970
Half scale
Find third proportional to 245,306 and 359,880
Double scale
Find third proportional to 122,655 and 179,943
Similar ratio
Find third proportional to 183,979.50 and 269,910
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.