Home / 56.59-84.89-42.16

Finding the Fourth Proportional to 56.59, 84.89 and 42.16

Calculator

Solution

The fourth proportional to 56.59, 84.89 and 42.16 is: 63.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.59 : 84.89 = 42.16 : x
  2. Step 2: Convert to fraction form
    56.59/84.89 = 42.16/x
  3. Step 3: Cross multiply
    56.59x = 84.89 × 42.16
  4. Step 4: Simplify right side
    56.59x = 3,578.75
  5. Step 5: Solve for x
    x = 3,578.75/56.59
  6. Step 6: Final answer
    x = 63.24

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.