Home / 250.92-345.72-187.64

Finding the Fourth Proportional to 250.92, 345.72 and 187.64

Calculator

Solution

The fourth proportional to 250.92, 345.72 and 187.64 is: 258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.92 : 345.72 = 187.64 : x
  2. Step 2: Convert to fraction form
    250.92/345.72 = 187.64/x
  3. Step 3: Cross multiply
    250.92x = 345.72 × 187.64
  4. Step 4: Simplify right side
    250.92x = 64,871.17
  5. Step 5: Solve for x
    x = 64,871.17/250.92
  6. Step 6: Final answer
    x = 258.53

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.