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Finding the Fourth Proportional to 63,772.96, 88,006.71 and 35,478.04

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Solution

The fourth proportional to 63,772.96, 88,006.71 and 35,478.04 is: 48,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,772.96 : 88,006.71 = 35,478.04 : x
  2. Step 2: Convert to fraction form
    63,772.96/88,006.71 = 35,478.04/x
  3. Step 3: Cross multiply
    63,772.96x = 88,006.71 × 35,478.04
  4. Step 4: Simplify right side
    63,772.96x = 3,122,305,577.65
  5. Step 5: Solve for x
    x = 3,122,305,577.65/63,772.96
  6. Step 6: Final answer
    x = 48,959.71

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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.