Home / 246.31-368.78-136.51

Finding the Fourth Proportional to 246.31, 368.78 and 136.51

Calculator

Solution

The fourth proportional to 246.31, 368.78 and 136.51 is: 204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.31 : 368.78 = 136.51 : x
  2. Step 2: Convert to fraction form
    246.31/368.78 = 136.51/x
  3. Step 3: Cross multiply
    246.31x = 368.78 × 136.51
  4. Step 4: Simplify right side
    246.31x = 50,340.55
  5. Step 5: Solve for x
    x = 50,340.55/246.31
  6. Step 6: Final answer
    x = 204.38

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.