Home / 71,300-154,917

Finding the Third Proportional to 71,300 and 154,917

Calculator

Solution

The third proportional to 71,300 and 154,917 is: 336,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,300 : 154,917 = 154,917 : x
  2. Step 2: Convert to fraction form
    71,300/154,917 = 154,917/x
  3. Step 3: Cross multiply
    71,300x = 154,917 × 154,917
  4. Step 4: Simplify right side
    71,300x = 23,999,276,889
  5. Step 5: Solve for x
    x = 23,999,276,889/71,300
  6. Step 6: Final answer
    x = 336,595.75

Related Problems

Find third proportional to 35,650 and 77,458.50
Half scale
Find third proportional to 142,600 and 309,834
Double scale
Find third proportional to 71,302 and 154,921
Similar ratio
Find third proportional to 106,950 and 232,375.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.