Home / 122,615-164,775

Finding the Third Proportional to 122,615 and 164,775

Calculator

Solution

The third proportional to 122,615 and 164,775 is: 221,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,615 : 164,775 = 164,775 : x
  2. Step 2: Convert to fraction form
    122,615/164,775 = 164,775/x
  3. Step 3: Cross multiply
    122,615x = 164,775 × 164,775
  4. Step 4: Simplify right side
    122,615x = 27,150,800,625
  5. Step 5: Solve for x
    x = 27,150,800,625/122,615
  6. Step 6: Final answer
    x = 221,431.31

Related Problems

Find third proportional to 61,307.50 and 82,387.50
Half scale
Find third proportional to 245,230 and 329,550
Double scale
Find third proportional to 122,617 and 164,778
Similar ratio
Find third proportional to 183,922.50 and 247,162.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.