Home / 61.48-92.17-31.01

Finding the Fourth Proportional to 61.48, 92.17 and 31.01

Calculator

Solution

The fourth proportional to 61.48, 92.17 and 31.01 is: 46.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.48 : 92.17 = 31.01 : x
  2. Step 2: Convert to fraction form
    61.48/92.17 = 31.01/x
  3. Step 3: Cross multiply
    61.48x = 92.17 × 31.01
  4. Step 4: Simplify right side
    61.48x = 2,858.19
  5. Step 5: Solve for x
    x = 2,858.19/61.48
  6. Step 6: Final answer
    x = 46.49

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.