Home / 192,028.80-288,043.20-190,862.40

Finding the Fourth Proportional to 192,028.80, 288,043.20 and 190,862.40

Calculator

Solution

The fourth proportional to 192,028.80, 288,043.20 and 190,862.40 is: 286,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,028.80 : 288,043.20 = 190,862.40 : x
  2. Step 2: Convert to fraction form
    192,028.80/288,043.20 = 190,862.40/x
  3. Step 3: Cross multiply
    192,028.80x = 288,043.20 × 190,862.40
  4. Step 4: Simplify right side
    192,028.80x = 54,976,616,455.68
  5. Step 5: Solve for x
    x = 54,976,616,455.68/192,028.80
  6. Step 6: Final answer
    x = 286,293.60

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.