Home / 71.01-98.01-54.59

Finding the Fourth Proportional to 71.01, 98.01 and 54.59

Calculator

Solution

The fourth proportional to 71.01, 98.01 and 54.59 is: 75.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71.01 : 98.01 = 54.59 : x
  2. Step 2: Convert to fraction form
    71.01/98.01 = 54.59/x
  3. Step 3: Cross multiply
    71.01x = 98.01 × 54.59
  4. Step 4: Simplify right side
    71.01x = 5,349.88
  5. Step 5: Solve for x
    x = 5,349.88/71.01
  6. Step 6: Final answer
    x = 75.34

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.