Home / 106.51-146.99-92.74

Finding the Fourth Proportional to 106.51, 146.99 and 92.74

Calculator

Solution

The fourth proportional to 106.51, 146.99 and 92.74 is: 127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106.51 : 146.99 = 92.74 : x
  2. Step 2: Convert to fraction form
    106.51/146.99 = 92.74/x
  3. Step 3: Cross multiply
    106.51x = 146.99 × 92.74
  4. Step 4: Simplify right side
    106.51x = 13,631.39
  5. Step 5: Solve for x
    x = 13,631.39/106.51
  6. Step 6: Final answer
    x = 127.98

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.