Home / 115,279-176,417

Finding the Third Proportional to 115,279 and 176,417

Calculator

Solution

The third proportional to 115,279 and 176,417 is: 269,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,279 : 176,417 = 176,417 : x
  2. Step 2: Convert to fraction form
    115,279/176,417 = 176,417/x
  3. Step 3: Cross multiply
    115,279x = 176,417 × 176,417
  4. Step 4: Simplify right side
    115,279x = 31,122,957,889
  5. Step 5: Solve for x
    x = 31,122,957,889/115,279
  6. Step 6: Final answer
    x = 269,979.42

Related Problems

Find third proportional to 57,639.50 and 88,208.50
Half scale
Find third proportional to 230,558 and 352,834
Double scale
Find third proportional to 115,281 and 176,420
Similar ratio
Find third proportional to 172,918.50 and 264,625.50
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.