Home / 501.28-751.84-136.09

Finding the Fourth Proportional to 501.28, 751.84 and 136.09

Calculator

Solution

The fourth proportional to 501.28, 751.84 and 136.09 is: 204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.28 : 751.84 = 136.09 : x
  2. Step 2: Convert to fraction form
    501.28/751.84 = 136.09/x
  3. Step 3: Cross multiply
    501.28x = 751.84 × 136.09
  4. Step 4: Simplify right side
    501.28x = 102,317.91
  5. Step 5: Solve for x
    x = 102,317.91/501.28
  6. Step 6: Final answer
    x = 204.11

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.