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Finding the Fourth Proportional to 63,807.75, 88,054.70 and 35,512.83

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Solution

The fourth proportional to 63,807.75, 88,054.70 and 35,512.83 is: 49,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,807.75 : 88,054.70 = 35,512.83 : x
  2. Step 2: Convert to fraction form
    63,807.75/88,054.70 = 35,512.83/x
  3. Step 3: Cross multiply
    63,807.75x = 88,054.70 × 35,512.83
  4. Step 4: Simplify right side
    63,807.75x = 3,127,071,414.24
  5. Step 5: Solve for x
    x = 3,127,071,414.24/63,807.75
  6. Step 6: Final answer
    x = 49,007.71

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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.