Home / 163.15-245.01-122.03

Finding the Fourth Proportional to 163.15, 245.01 and 122.03

Calculator

Solution

The fourth proportional to 163.15, 245.01 and 122.03 is: 183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.15 : 245.01 = 122.03 : x
  2. Step 2: Convert to fraction form
    163.15/245.01 = 122.03/x
  3. Step 3: Cross multiply
    163.15x = 245.01 × 122.03
  4. Step 4: Simplify right side
    163.15x = 29,899.24
  5. Step 5: Solve for x
    x = 29,899.24/163.15
  6. Step 6: Final answer
    x = 183.26

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.