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Finding the Fourth Proportional to 57,471.60, 79,295.31 and 33,604.14

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Solution

The fourth proportional to 57,471.60, 79,295.31 and 33,604.14 is: 46,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,471.60 : 79,295.31 = 33,604.14 : x
  2. Step 2: Convert to fraction form
    57,471.60/79,295.31 = 33,604.14/x
  3. Step 3: Cross multiply
    57,471.60x = 79,295.31 × 33,604.14
  4. Step 4: Simplify right side
    57,471.60x = 2,664,650,698.58
  5. Step 5: Solve for x
    x = 2,664,650,698.58/57,471.60
  6. Step 6: Final answer
    x = 46,364.65

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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.