Home / 130,178-263,977

Finding the Third Proportional to 130,178 and 263,977

Calculator

Solution

The third proportional to 130,178 and 263,977 is: 535,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,178 : 263,977 = 263,977 : x
  2. Step 2: Convert to fraction form
    130,178/263,977 = 263,977/x
  3. Step 3: Cross multiply
    130,178x = 263,977 × 263,977
  4. Step 4: Simplify right side
    130,178x = 69,683,856,529
  5. Step 5: Solve for x
    x = 69,683,856,529/130,178
  6. Step 6: Final answer
    x = 535,296.72

Related Problems

Find third proportional to 65,089 and 131,988.50
Half scale
Find third proportional to 260,356 and 527,954
Double scale
Find third proportional to 130,180 and 263,981
Similar ratio
Find third proportional to 195,267 and 395,965.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.