Home / 97.48-146.12-70.36

Finding the Fourth Proportional to 97.48, 146.12 and 70.36

Calculator

Solution

The fourth proportional to 97.48, 146.12 and 70.36 is: 105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.48 : 146.12 = 70.36 : x
  2. Step 2: Convert to fraction form
    97.48/146.12 = 70.36/x
  3. Step 3: Cross multiply
    97.48x = 146.12 × 70.36
  4. Step 4: Simplify right side
    97.48x = 10,281.00
  5. Step 5: Solve for x
    x = 10,281.00/97.48
  6. Step 6: Final answer
    x = 105.47

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.