Home / 72,772-115,720

Finding the Third Proportional to 72,772 and 115,720

Calculator

Solution

The third proportional to 72,772 and 115,720 is: 184,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,772 : 115,720 = 115,720 : x
  2. Step 2: Convert to fraction form
    72,772/115,720 = 115,720/x
  3. Step 3: Cross multiply
    72,772x = 115,720 × 115,720
  4. Step 4: Simplify right side
    72,772x = 13,391,118,400
  5. Step 5: Solve for x
    x = 13,391,118,400/72,772
  6. Step 6: Final answer
    x = 184,014.71

Related Problems

Find third proportional to 36,386 and 57,860
Half scale
Find third proportional to 145,544 and 231,440
Double scale
Find third proportional to 72,774 and 115,723
Similar ratio
Find third proportional to 109,158 and 173,580
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.