Home / 181.50-231

Finding the Third Proportional to 181.50 and 231

Calculator

Solution

The third proportional to 181.50 and 231 is: 294

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.50 : 231 = 231 : x
  2. Step 2: Convert to fraction form
    181.50/231 = 231/x
  3. Step 3: Cross multiply
    181.50x = 231 × 231
  4. Step 4: Simplify right side
    181.50x = 53,361
  5. Step 5: Solve for x
    x = 53,361/181.50
  6. Step 6: Final answer
    x = 294

Related Problems

Find third proportional to 90.75 and 115.50
Half scale
Find third proportional to 363 and 462
Double scale
Find third proportional to 184 and 234
Similar ratio
Find third proportional to 272.25 and 346.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.