Home / 49.58-74.39-48.77

Finding the Fourth Proportional to 49.58, 74.39 and 48.77

Calculator

Solution

The fourth proportional to 49.58, 74.39 and 48.77 is: 73.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.58 : 74.39 = 48.77 : x
  2. Step 2: Convert to fraction form
    49.58/74.39 = 48.77/x
  3. Step 3: Cross multiply
    49.58x = 74.39 × 48.77
  4. Step 4: Simplify right side
    49.58x = 3,627.38
  5. Step 5: Solve for x
    x = 3,627.38/49.58
  6. Step 6: Final answer
    x = 73.17

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.