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Finding the Fourth Proportional to 57,363.28, 79,163.03 and 34,706.41

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Solution

The fourth proportional to 57,363.28, 79,163.03 and 34,706.41 is: 47,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,363.28 : 79,163.03 = 34,706.41 : x
  2. Step 2: Convert to fraction form
    57,363.28/79,163.03 = 34,706.41/x
  3. Step 3: Cross multiply
    57,363.28x = 79,163.03 × 34,706.41
  4. Step 4: Simplify right side
    57,363.28x = 2,747,464,576.02
  5. Step 5: Solve for x
    x = 2,747,464,576.02/57,363.28
  6. Step 6: Final answer
    x = 47,895.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.