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Finding the Fourth Proportional to 63,886.08, 88,162.92 and 35,592.78

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Solution

The fourth proportional to 63,886.08, 88,162.92 and 35,592.78 is: 49,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,886.08 : 88,162.92 = 35,592.78 : x
  2. Step 2: Convert to fraction form
    63,886.08/88,162.92 = 35,592.78/x
  3. Step 3: Cross multiply
    63,886.08x = 88,162.92 × 35,592.78
  4. Step 4: Simplify right side
    63,886.08x = 3,137,963,415.72
  5. Step 5: Solve for x
    x = 3,137,963,415.72/63,886.08
  6. Step 6: Final answer
    x = 49,118.11

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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.