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Finding the Fourth Proportional to 57,786.03, 86,678.64 and 16,233.03

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Solution

The fourth proportional to 57,786.03, 86,678.64 and 16,233.03 is: 24,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786.03 : 86,678.64 = 16,233.03 : x
  2. Step 2: Convert to fraction form
    57,786.03/86,678.64 = 16,233.03/x
  3. Step 3: Cross multiply
    57,786.03x = 86,678.64 × 16,233.03
  4. Step 4: Simplify right side
    57,786.03x = 1,407,056,963.48
  5. Step 5: Solve for x
    x = 1,407,056,963.48/57,786.03
  6. Step 6: Final answer
    x = 24,349.43

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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.