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Finding the Fourth Proportional to 62,137.81, 85,750.28 and 33,843.61

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Solution

The fourth proportional to 62,137.81, 85,750.28 and 33,843.61 is: 46,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,137.81 : 85,750.28 = 33,843.61 : x
  2. Step 2: Convert to fraction form
    62,137.81/85,750.28 = 33,843.61/x
  3. Step 3: Cross multiply
    62,137.81x = 85,750.28 × 33,843.61
  4. Step 4: Simplify right side
    62,137.81x = 2,902,099,033.71
  5. Step 5: Solve for x
    x = 2,902,099,033.71/62,137.81
  6. Step 6: Final answer
    x = 46,704.24

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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.