Home / 191.36-288.46-159.50

Finding the Fourth Proportional to 191.36, 288.46 and 159.50

Calculator

Solution

The fourth proportional to 191.36, 288.46 and 159.50 is: 240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191.36 : 288.46 = 159.50 : x
  2. Step 2: Convert to fraction form
    191.36/288.46 = 159.50/x
  3. Step 3: Cross multiply
    191.36x = 288.46 × 159.50
  4. Step 4: Simplify right side
    191.36x = 46,009.37
  5. Step 5: Solve for x
    x = 46,009.37/191.36
  6. Step 6: Final answer
    x = 240.43

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.