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Finding the Fourth Proportional to 57,644.56, 79,548.78 and 32,494.06

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Solution

The fourth proportional to 57,644.56, 79,548.78 and 32,494.06 is: 44,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,644.56 : 79,548.78 = 32,494.06 : x
  2. Step 2: Convert to fraction form
    57,644.56/79,548.78 = 32,494.06/x
  3. Step 3: Cross multiply
    57,644.56x = 79,548.78 × 32,494.06
  4. Step 4: Simplify right side
    57,644.56x = 2,584,862,830.25
  5. Step 5: Solve for x
    x = 2,584,862,830.25/57,644.56
  6. Step 6: Final answer
    x = 44,841.40

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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.