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Finding the Fourth Proportional to 57,396.84, 79,223.28 and 37,252.56

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Solution

The fourth proportional to 57,396.84, 79,223.28 and 37,252.56 is: 51,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,396.84 : 79,223.28 = 37,252.56 : x
  2. Step 2: Convert to fraction form
    57,396.84/79,223.28 = 37,252.56/x
  3. Step 3: Cross multiply
    57,396.84x = 79,223.28 × 37,252.56
  4. Step 4: Simplify right side
    57,396.84x = 2,951,269,991.60
  5. Step 5: Solve for x
    x = 2,951,269,991.60/57,396.84
  6. Step 6: Final answer
    x = 51,418.68

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1.5x scale

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.