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Finding the Fourth Proportional to 63,335.84, 87,391.33 and 36,111.41

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Solution

The fourth proportional to 63,335.84, 87,391.33 and 36,111.41 is: 49,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,335.84 : 87,391.33 = 36,111.41 : x
  2. Step 2: Convert to fraction form
    63,335.84/87,391.33 = 36,111.41/x
  3. Step 3: Cross multiply
    63,335.84x = 87,391.33 × 36,111.41
  4. Step 4: Simplify right side
    63,335.84x = 3,155,824,276.28
  5. Step 5: Solve for x
    x = 3,155,824,276.28/63,335.84
  6. Step 6: Final answer
    x = 49,826.83

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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.