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Finding the Fourth Proportional to 57,474.92, 79,303.50 and 33,596.97

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Solution

The fourth proportional to 57,474.92, 79,303.50 and 33,596.97 is: 46,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474.92 : 79,303.50 = 33,596.97 : x
  2. Step 2: Convert to fraction form
    57,474.92/79,303.50 = 33,596.97/x
  3. Step 3: Cross multiply
    57,474.92x = 79,303.50 × 33,596.97
  4. Step 4: Simplify right side
    57,474.92x = 2,664,357,310.40
  5. Step 5: Solve for x
    x = 2,664,357,310.40/57,474.92
  6. Step 6: Final answer
    x = 46,356.87

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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.