Home / 129,179-273,994

Finding the Third Proportional to 129,179 and 273,994

Calculator

Solution

The third proportional to 129,179 and 273,994 is: 581,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,179 : 273,994 = 273,994 : x
  2. Step 2: Convert to fraction form
    129,179/273,994 = 273,994/x
  3. Step 3: Cross multiply
    129,179x = 273,994 × 273,994
  4. Step 4: Simplify right side
    129,179x = 75,072,712,036
  5. Step 5: Solve for x
    x = 75,072,712,036/129,179
  6. Step 6: Final answer
    x = 581,152.60

Related Problems

Find third proportional to 64,589.50 and 136,997
Half scale
Find third proportional to 258,358 and 547,988
Double scale
Find third proportional to 129,181 and 273,998
Similar ratio
Find third proportional to 193,768.50 and 410,991
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.