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Finding the Fourth Proportional to 57,424.94, 79,246.41 and 32,274.44

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Solution

The fourth proportional to 57,424.94, 79,246.41 and 32,274.44 is: 44,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,424.94 : 79,246.41 = 32,274.44 : x
  2. Step 2: Convert to fraction form
    57,424.94/79,246.41 = 32,274.44/x
  3. Step 3: Cross multiply
    57,424.94x = 79,246.41 × 32,274.44
  4. Step 4: Simplify right side
    57,424.94x = 2,557,633,504.76
  5. Step 5: Solve for x
    x = 2,557,633,504.76/57,424.94
  6. Step 6: Final answer
    x = 44,538.72

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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.