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Finding the Fourth Proportional to 62,958.58, 86,872.71 and 36,095.74

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Solution

The fourth proportional to 62,958.58, 86,872.71 and 36,095.74 is: 49,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,958.58 : 86,872.71 = 36,095.74 : x
  2. Step 2: Convert to fraction form
    62,958.58/86,872.71 = 36,095.74/x
  3. Step 3: Cross multiply
    62,958.58x = 86,872.71 × 36,095.74
  4. Step 4: Simplify right side
    62,958.58x = 3,135,734,753.26
  5. Step 5: Solve for x
    x = 3,135,734,753.26/62,958.58
  6. Step 6: Final answer
    x = 49,806.31

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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.