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Finding the Fourth Proportional to 192,223.33, 288,334.99 and 57,289.48

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Solution

The fourth proportional to 192,223.33, 288,334.99 and 57,289.48 is: 85,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,223.33 : 288,334.99 = 57,289.48 : x
  2. Step 2: Convert to fraction form
    192,223.33/288,334.99 = 57,289.48/x
  3. Step 3: Cross multiply
    192,223.33x = 288,334.99 × 57,289.48
  4. Step 4: Simplify right side
    192,223.33x = 16,518,560,993.68
  5. Step 5: Solve for x
    x = 16,518,560,993.68/192,223.33
  6. Step 6: Final answer
    x = 85,934.22

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1.5x scale

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.