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Finding the Fourth Proportional to 57,924.52, 79,956.42 and 35,253.16

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Solution

The fourth proportional to 57,924.52, 79,956.42 and 35,253.16 is: 48,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,924.52 : 79,956.42 = 35,253.16 : x
  2. Step 2: Convert to fraction form
    57,924.52/79,956.42 = 35,253.16/x
  3. Step 3: Cross multiply
    57,924.52x = 79,956.42 × 35,253.16
  4. Step 4: Simplify right side
    57,924.52x = 2,818,716,467.29
  5. Step 5: Solve for x
    x = 2,818,716,467.29/57,924.52
  6. Step 6: Final answer
    x = 48,661.89

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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.