Home / 189-233

Finding the Third Proportional to 189 and 233

Calculator

Solution

The third proportional to 189 and 233 is: 287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    189 : 233 = 233 : x
  2. Step 2: Convert to fraction form
    189/233 = 233/x
  3. Step 3: Cross multiply
    189x = 233 × 233
  4. Step 4: Simplify right side
    189x = 54,289
  5. Step 5: Solve for x
    x = 54,289/189
  6. Step 6: Final answer
    x = 287.24

Related Problems

Find third proportional to 94.50 and 116.50
Half scale
Find third proportional to 378 and 466
Double scale
Find third proportional to 191 and 235
Similar ratio
Find third proportional to 283.50 and 349.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.