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Finding the Fourth Proportional to 64,367.70, 88,827.54 and 36,073.38

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Solution

The fourth proportional to 64,367.70, 88,827.54 and 36,073.38 is: 49,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,367.70 : 88,827.54 = 36,073.38 : x
  2. Step 2: Convert to fraction form
    64,367.70/88,827.54 = 36,073.38/x
  3. Step 3: Cross multiply
    64,367.70x = 88,827.54 × 36,073.38
  4. Step 4: Simplify right side
    64,367.70x = 3,204,309,604.89
  5. Step 5: Solve for x
    x = 3,204,309,604.89/64,367.70
  6. Step 6: Final answer
    x = 49,781.33

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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.