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Finding the Fourth Proportional to 63,504, 87,636.06 and 34,822.71

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Solution

The fourth proportional to 63,504, 87,636.06 and 34,822.71 is: 48,055.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,504 : 87,636.06 = 34,822.71 : x
  2. Step 2: Convert to fraction form
    63,504/87,636.06 = 34,822.71/x
  3. Step 3: Cross multiply
    63,504x = 87,636.06 × 34,822.71
  4. Step 4: Simplify right side
    63,504x = 3,051,725,102.92
  5. Step 5: Solve for x
    x = 3,051,725,102.92/63,504
  6. Step 6: Final answer
    x = 48,055.64

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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.