Home / 95.88-143.64-55.32

Finding the Fourth Proportional to 95.88, 143.64 and 55.32

Calculator

Solution

The fourth proportional to 95.88, 143.64 and 55.32 is: 82.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.88 : 143.64 = 55.32 : x
  2. Step 2: Convert to fraction form
    95.88/143.64 = 55.32/x
  3. Step 3: Cross multiply
    95.88x = 143.64 × 55.32
  4. Step 4: Simplify right side
    95.88x = 7,946.16
  5. Step 5: Solve for x
    x = 7,946.16/95.88
  6. Step 6: Final answer
    x = 82.88

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.