Home / 141-240

Finding the Third Proportional to 141 and 240

Calculator

Solution

The third proportional to 141 and 240 is: 408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141 : 240 = 240 : x
  2. Step 2: Convert to fraction form
    141/240 = 240/x
  3. Step 3: Cross multiply
    141x = 240 × 240
  4. Step 4: Simplify right side
    141x = 57,600
  5. Step 5: Solve for x
    x = 57,600/141
  6. Step 6: Final answer
    x = 408.51

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.