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Finding the Fourth Proportional to 50,197.69, 75,148.59 and 43,969.87

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Solution

The fourth proportional to 50,197.69, 75,148.59 and 43,969.87 is: 65,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,197.69 : 75,148.59 = 43,969.87 : x
  2. Step 2: Convert to fraction form
    50,197.69/75,148.59 = 43,969.87/x
  3. Step 3: Cross multiply
    50,197.69x = 75,148.59 × 43,969.87
  4. Step 4: Simplify right side
    50,197.69x = 3,304,273,732.98
  5. Step 5: Solve for x
    x = 3,304,273,732.98/50,197.69
  6. Step 6: Final answer
    x = 65,825.21

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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.