Home / 131,841-212,247

Finding the Third Proportional to 131,841 and 212,247

Calculator

Solution

The third proportional to 131,841 and 212,247 is: 341,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,841 : 212,247 = 212,247 : x
  2. Step 2: Convert to fraction form
    131,841/212,247 = 212,247/x
  3. Step 3: Cross multiply
    131,841x = 212,247 × 212,247
  4. Step 4: Simplify right side
    131,841x = 45,048,789,009
  5. Step 5: Solve for x
    x = 45,048,789,009/131,841
  6. Step 6: Final answer
    x = 341,690.29

Related Problems

Find third proportional to 65,920.50 and 106,123.50
Half scale
Find third proportional to 263,682 and 424,494
Double scale
Find third proportional to 131,843 and 212,250
Similar ratio
Find third proportional to 197,761.50 and 318,370.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.