Home / 122,368-172,326

Finding the Third Proportional to 122,368 and 172,326

Calculator

Solution

The third proportional to 122,368 and 172,326 is: 242,679.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,368 : 172,326 = 172,326 : x
  2. Step 2: Convert to fraction form
    122,368/172,326 = 172,326/x
  3. Step 3: Cross multiply
    122,368x = 172,326 × 172,326
  4. Step 4: Simplify right side
    122,368x = 29,696,250,276
  5. Step 5: Solve for x
    x = 29,696,250,276/122,368
  6. Step 6: Final answer
    x = 242,679.87

Related Problems

Find third proportional to 61,184 and 86,163
Half scale
Find third proportional to 244,736 and 344,652
Double scale
Find third proportional to 122,370 and 172,329
Similar ratio
Find third proportional to 183,552 and 258,489
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.