Home / 71,778-167,651

Finding the Third Proportional to 71,778 and 167,651

Calculator

Solution

The third proportional to 71,778 and 167,651 is: 391,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,778 : 167,651 = 167,651 : x
  2. Step 2: Convert to fraction form
    71,778/167,651 = 167,651/x
  3. Step 3: Cross multiply
    71,778x = 167,651 × 167,651
  4. Step 4: Simplify right side
    71,778x = 28,106,857,801
  5. Step 5: Solve for x
    x = 28,106,857,801/71,778
  6. Step 6: Final answer
    x = 391,580.40

Related Problems

Find third proportional to 35,889 and 83,825.50
Half scale
Find third proportional to 143,556 and 335,302
Double scale
Find third proportional to 71,780 and 167,656
Similar ratio
Find third proportional to 107,667 and 251,476.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.