Home / 67.87-101.73-29.39

Finding the Fourth Proportional to 67.87, 101.73 and 29.39

Calculator

Solution

The fourth proportional to 67.87, 101.73 and 29.39 is: 44.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.87 : 101.73 = 29.39 : x
  2. Step 2: Convert to fraction form
    67.87/101.73 = 29.39/x
  3. Step 3: Cross multiply
    67.87x = 101.73 × 29.39
  4. Step 4: Simplify right side
    67.87x = 2,989.34
  5. Step 5: Solve for x
    x = 2,989.34/67.87
  6. Step 6: Final answer
    x = 44.05

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.