Home / 120,758-177,447

Finding the Third Proportional to 120,758 and 177,447

Calculator

Solution

The third proportional to 120,758 and 177,447 is: 260,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,758 : 177,447 = 177,447 : x
  2. Step 2: Convert to fraction form
    120,758/177,447 = 177,447/x
  3. Step 3: Cross multiply
    120,758x = 177,447 × 177,447
  4. Step 4: Simplify right side
    120,758x = 31,487,437,809
  5. Step 5: Solve for x
    x = 31,487,437,809/120,758
  6. Step 6: Final answer
    x = 260,748.26

Related Problems

Find third proportional to 60,379 and 88,723.50
Half scale
Find third proportional to 241,516 and 354,894
Double scale
Find third proportional to 120,760 and 177,450
Similar ratio
Find third proportional to 181,137 and 266,170.50
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.