Home / 313.01-469.60-107.58

Finding the Fourth Proportional to 313.01, 469.60 and 107.58

Calculator

Solution

The fourth proportional to 313.01, 469.60 and 107.58 is: 161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313.01 : 469.60 = 107.58 : x
  2. Step 2: Convert to fraction form
    313.01/469.60 = 107.58/x
  3. Step 3: Cross multiply
    313.01x = 469.60 × 107.58
  4. Step 4: Simplify right side
    313.01x = 50,519.74
  5. Step 5: Solve for x
    x = 50,519.74/313.01
  6. Step 6: Final answer
    x = 161.40

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.