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Finding the Fourth Proportional to 57,644.78, 79,526.84 and 34,975.44

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Solution

The fourth proportional to 57,644.78, 79,526.84 and 34,975.44 is: 48,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,644.78 : 79,526.84 = 34,975.44 : x
  2. Step 2: Convert to fraction form
    57,644.78/79,526.84 = 34,975.44/x
  3. Step 3: Cross multiply
    57,644.78x = 79,526.84 × 34,975.44
  4. Step 4: Simplify right side
    57,644.78x = 2,781,486,045.93
  5. Step 5: Solve for x
    x = 2,781,486,045.93/57,644.78
  6. Step 6: Final answer
    x = 48,252.18

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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.