Home / 253.05-349.37-190.99

Finding the Fourth Proportional to 253.05, 349.37 and 190.99

Calculator

Solution

The fourth proportional to 253.05, 349.37 and 190.99 is: 263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.05 : 349.37 = 190.99 : x
  2. Step 2: Convert to fraction form
    253.05/349.37 = 190.99/x
  3. Step 3: Cross multiply
    253.05x = 349.37 × 190.99
  4. Step 4: Simplify right side
    253.05x = 66,726.18
  5. Step 5: Solve for x
    x = 66,726.18/253.05
  6. Step 6: Final answer
    x = 263.69

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.