Home / 71,235.50-110,738.75

Finding the Third Proportional to 71,235.50 and 110,738.75

Calculator

Solution

The third proportional to 71,235.50 and 110,738.75 is: 172,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,235.50 : 110,738.75 = 110,738.75 : x
  2. Step 2: Convert to fraction form
    71,235.50/110,738.75 = 110,738.75/x
  3. Step 3: Cross multiply
    71,235.50x = 110,738.75 × 110,738.75
  4. Step 4: Simplify right side
    71,235.50x = 12,263,070,751.56
  5. Step 5: Solve for x
    x = 12,263,070,751.56/71,235.50
  6. Step 6: Final answer
    x = 172,148.31

Related Problems

Find third proportional to 35,617.75 and 55,369.38
Half scale
Find third proportional to 142,471 and 221,477.50
Double scale
Find third proportional to 71,238 and 110,742
Similar ratio
Find third proportional to 106,853.25 and 166,108.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.