Home / 129,084-281,134

Finding the Third Proportional to 129,084 and 281,134

Calculator

Solution

The third proportional to 129,084 and 281,134 is: 612,286.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,084 : 281,134 = 281,134 : x
  2. Step 2: Convert to fraction form
    129,084/281,134 = 281,134/x
  3. Step 3: Cross multiply
    129,084x = 281,134 × 281,134
  4. Step 4: Simplify right side
    129,084x = 79,036,325,956
  5. Step 5: Solve for x
    x = 79,036,325,956/129,084
  6. Step 6: Final answer
    x = 612,286.00

Related Problems

Find third proportional to 64,542 and 140,567
Half scale
Find third proportional to 258,168 and 562,268
Double scale
Find third proportional to 129,086 and 281,138
Similar ratio
Find third proportional to 193,626 and 421,701
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.