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Finding the Fourth Proportional to 63,791.79, 88,033.23 and 35,497.47

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Solution

The fourth proportional to 63,791.79, 88,033.23 and 35,497.47 is: 48,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,791.79 : 88,033.23 = 35,497.47 : x
  2. Step 2: Convert to fraction form
    63,791.79/88,033.23 = 35,497.47/x
  3. Step 3: Cross multiply
    63,791.79x = 88,033.23 × 35,497.47
  4. Step 4: Simplify right side
    63,791.79x = 3,124,956,940.93
  5. Step 5: Solve for x
    x = 3,124,956,940.93/63,791.79
  6. Step 6: Final answer
    x = 48,986.82

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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.