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Finding the Fourth Proportional to 62,614.73, 86,408.13 and 33,935.21

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Solution

The fourth proportional to 62,614.73, 86,408.13 and 33,935.21 is: 46,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,614.73 : 86,408.13 = 33,935.21 : x
  2. Step 2: Convert to fraction form
    62,614.73/86,408.13 = 33,935.21/x
  3. Step 3: Cross multiply
    62,614.73x = 86,408.13 × 33,935.21
  4. Step 4: Simplify right side
    62,614.73x = 2,932,277,605.22
  5. Step 5: Solve for x
    x = 2,932,277,605.22/62,614.73
  6. Step 6: Final answer
    x = 46,830.48

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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.