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Finding the Fourth Proportional to 41,894.72, 62,803.81 and 38,242.43

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Solution

The fourth proportional to 41,894.72, 62,803.81 and 38,242.43 is: 57,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,894.72 : 62,803.81 = 38,242.43 : x
  2. Step 2: Convert to fraction form
    41,894.72/62,803.81 = 38,242.43/x
  3. Step 3: Cross multiply
    41,894.72x = 62,803.81 × 38,242.43
  4. Step 4: Simplify right side
    41,894.72x = 2,401,770,061.84
  5. Step 5: Solve for x
    x = 2,401,770,061.84/41,894.72
  6. Step 6: Final answer
    x = 57,328.71

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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.