Home / 72,702-106,656.75

Finding the Third Proportional to 72,702 and 106,656.75

Calculator

Solution

The third proportional to 72,702 and 106,656.75 is: 156,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,702 : 106,656.75 = 106,656.75 : x
  2. Step 2: Convert to fraction form
    72,702/106,656.75 = 106,656.75/x
  3. Step 3: Cross multiply
    72,702x = 106,656.75 × 106,656.75
  4. Step 4: Simplify right side
    72,702x = 11,375,662,320.56
  5. Step 5: Solve for x
    x = 11,375,662,320.56/72,702
  6. Step 6: Final answer
    x = 156,469.73

Related Problems

Find third proportional to 36,351 and 53,328.38
Half scale
Find third proportional to 145,404 and 213,313.50
Double scale
Find third proportional to 72,704 and 106,660
Similar ratio
Find third proportional to 109,053 and 159,985.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.