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Finding the Fourth Proportional to 62,447.97, 93,702.71 and 29,163.21

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Solution

The fourth proportional to 62,447.97, 93,702.71 and 29,163.21 is: 43,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,447.97 : 93,702.71 = 29,163.21 : x
  2. Step 2: Convert to fraction form
    62,447.97/93,702.71 = 29,163.21/x
  3. Step 3: Cross multiply
    62,447.97x = 93,702.71 × 29,163.21
  4. Step 4: Simplify right side
    62,447.97x = 2,732,671,530.82
  5. Step 5: Solve for x
    x = 2,732,671,530.82/62,447.97
  6. Step 6: Final answer
    x = 43,759.17

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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.