Home / 63.16-87.16-35.53

Finding the Fourth Proportional to 63.16, 87.16 and 35.53

Calculator

Solution

The fourth proportional to 63.16, 87.16 and 35.53 is: 49.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.16 : 87.16 = 35.53 : x
  2. Step 2: Convert to fraction form
    63.16/87.16 = 35.53/x
  3. Step 3: Cross multiply
    63.16x = 87.16 × 35.53
  4. Step 4: Simplify right side
    63.16x = 3,096.62
  5. Step 5: Solve for x
    x = 3,096.62/63.16
  6. Step 6: Final answer
    x = 49.03

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.