Home / 165.24-228.30-137.52

Finding the Fourth Proportional to 165.24, 228.30 and 137.52

Calculator

Solution

The fourth proportional to 165.24, 228.30 and 137.52 is: 190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165.24 : 228.30 = 137.52 : x
  2. Step 2: Convert to fraction form
    165.24/228.30 = 137.52/x
  3. Step 3: Cross multiply
    165.24x = 228.30 × 137.52
  4. Step 4: Simplify right side
    165.24x = 31,395.82
  5. Step 5: Solve for x
    x = 31,395.82/165.24
  6. Step 6: Final answer
    x = 190.00

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.