Home / 71,352-105,999

Finding the Third Proportional to 71,352 and 105,999

Calculator

Solution

The third proportional to 71,352 and 105,999 is: 157,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,352 : 105,999 = 105,999 : x
  2. Step 2: Convert to fraction form
    71,352/105,999 = 105,999/x
  3. Step 3: Cross multiply
    71,352x = 105,999 × 105,999
  4. Step 4: Simplify right side
    71,352x = 11,235,788,001
  5. Step 5: Solve for x
    x = 11,235,788,001/71,352
  6. Step 6: Final answer
    x = 157,469.84

Related Problems

Find third proportional to 35,676 and 52,999.50
Half scale
Find third proportional to 142,704 and 211,998
Double scale
Find third proportional to 71,354 and 106,002
Similar ratio
Find third proportional to 107,028 and 158,998.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.