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Finding the Fourth Proportional to 57,164.94, 85,800.04 and 29,105.04

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Solution

The fourth proportional to 57,164.94, 85,800.04 and 29,105.04 is: 43,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,164.94 : 85,800.04 = 29,105.04 : x
  2. Step 2: Convert to fraction form
    57,164.94/85,800.04 = 29,105.04/x
  3. Step 3: Cross multiply
    57,164.94x = 85,800.04 × 29,105.04
  4. Step 4: Simplify right side
    57,164.94x = 2,497,213,596.20
  5. Step 5: Solve for x
    x = 2,497,213,596.20/57,164.94
  6. Step 6: Final answer
    x = 43,684.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.