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Finding the Fourth Proportional to 57,671.69, 79,592.49 and 35,005.46

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Solution

The fourth proportional to 57,671.69, 79,592.49 and 35,005.46 is: 48,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,671.69 : 79,592.49 = 35,005.46 : x
  2. Step 2: Convert to fraction form
    57,671.69/79,592.49 = 35,005.46/x
  3. Step 3: Cross multiply
    57,671.69x = 79,592.49 × 35,005.46
  4. Step 4: Simplify right side
    57,671.69x = 2,786,171,327.03
  5. Step 5: Solve for x
    x = 2,786,171,327.03/57,671.69
  6. Step 6: Final answer
    x = 48,310.91

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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.