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Finding the Fourth Proportional to 62,737.71, 86,576.58 and 35,878.61

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Solution

The fourth proportional to 62,737.71, 86,576.58 and 35,878.61 is: 49,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,737.71 : 86,576.58 = 35,878.61 : x
  2. Step 2: Convert to fraction form
    62,737.71/86,576.58 = 35,878.61/x
  3. Step 3: Cross multiply
    62,737.71x = 86,576.58 × 35,878.61
  4. Step 4: Simplify right side
    62,737.71x = 3,106,247,565.40
  5. Step 5: Solve for x
    x = 3,106,247,565.40/62,737.71
  6. Step 6: Final answer
    x = 49,511.65

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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.