Home / 75.84-113.85-52.95

Finding the Fourth Proportional to 75.84, 113.85 and 52.95

Calculator

Solution

The fourth proportional to 75.84, 113.85 and 52.95 is: 79.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.84 : 113.85 = 52.95 : x
  2. Step 2: Convert to fraction form
    75.84/113.85 = 52.95/x
  3. Step 3: Cross multiply
    75.84x = 113.85 × 52.95
  4. Step 4: Simplify right side
    75.84x = 6,028.36
  5. Step 5: Solve for x
    x = 6,028.36/75.84
  6. Step 6: Final answer
    x = 79.49

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.