Home / 215-237

Finding the Third Proportional to 215 and 237

Calculator

Solution

The third proportional to 215 and 237 is: 261.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215 : 237 = 237 : x
  2. Step 2: Convert to fraction form
    215/237 = 237/x
  3. Step 3: Cross multiply
    215x = 237 × 237
  4. Step 4: Simplify right side
    215x = 56,169
  5. Step 5: Solve for x
    x = 56,169/215
  6. Step 6: Final answer
    x = 261.25

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.