Home / 192,621.95-288,945.61-50,470.71

Finding the Fourth Proportional to 192,621.95, 288,945.61 and 50,470.71

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Solution

The fourth proportional to 192,621.95, 288,945.61 and 50,470.71 is: 75,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,621.95 : 288,945.61 = 50,470.71 : x
  2. Step 2: Convert to fraction form
    192,621.95/288,945.61 = 50,470.71/x
  3. Step 3: Cross multiply
    192,621.95x = 288,945.61 × 50,470.71
  4. Step 4: Simplify right side
    192,621.95x = 14,583,288,391.00
  5. Step 5: Solve for x
    x = 14,583,288,391.00/192,621.95
  6. Step 6: Final answer
    x = 75,709.38

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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.