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Finding the Fourth Proportional to 63,336.84, 87,392.71 and 36,112.41

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Solution

The fourth proportional to 63,336.84, 87,392.71 and 36,112.41 is: 49,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,336.84 : 87,392.71 = 36,112.41 : x
  2. Step 2: Convert to fraction form
    63,336.84/87,392.71 = 36,112.41/x
  3. Step 3: Cross multiply
    63,336.84x = 87,392.71 × 36,112.41
  4. Step 4: Simplify right side
    63,336.84x = 3,155,961,374.53
  5. Step 5: Solve for x
    x = 3,155,961,374.53/63,336.84
  6. Step 6: Final answer
    x = 49,828.21

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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.