Home / 149.59-224.40-53.38

Finding the Fourth Proportional to 149.59, 224.40 and 53.38

Calculator

Solution

The fourth proportional to 149.59, 224.40 and 53.38 is: 80.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.59 : 224.40 = 53.38 : x
  2. Step 2: Convert to fraction form
    149.59/224.40 = 53.38/x
  3. Step 3: Cross multiply
    149.59x = 224.40 × 53.38
  4. Step 4: Simplify right side
    149.59x = 11,978.47
  5. Step 5: Solve for x
    x = 11,978.47/149.59
  6. Step 6: Final answer
    x = 80.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.