Home / 245.64-368.49-83.27

Finding the Fourth Proportional to 245.64, 368.49 and 83.27

Calculator

Solution

The fourth proportional to 245.64, 368.49 and 83.27 is: 124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.64 : 368.49 = 83.27 : x
  2. Step 2: Convert to fraction form
    245.64/368.49 = 83.27/x
  3. Step 3: Cross multiply
    245.64x = 368.49 × 83.27
  4. Step 4: Simplify right side
    245.64x = 30,682.32
  5. Step 5: Solve for x
    x = 30,682.32/245.64
  6. Step 6: Final answer
    x = 124.91

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.