Home / 302.09-452.84-137.57

Finding the Fourth Proportional to 302.09, 452.84 and 137.57

Calculator

Solution

The fourth proportional to 302.09, 452.84 and 137.57 is: 206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.09 : 452.84 = 137.57 : x
  2. Step 2: Convert to fraction form
    302.09/452.84 = 137.57/x
  3. Step 3: Cross multiply
    302.09x = 452.84 × 137.57
  4. Step 4: Simplify right side
    302.09x = 62,294.25
  5. Step 5: Solve for x
    x = 62,294.25/302.09
  6. Step 6: Final answer
    x = 206.21

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.