Home / 188-359

Finding the Third Proportional to 188 and 359

Calculator

Solution

The third proportional to 188 and 359 is: 685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188 : 359 = 359 : x
  2. Step 2: Convert to fraction form
    188/359 = 359/x
  3. Step 3: Cross multiply
    188x = 359 × 359
  4. Step 4: Simplify right side
    188x = 128,881
  5. Step 5: Solve for x
    x = 128,881/188
  6. Step 6: Final answer
    x = 685.54

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.