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Finding the Fourth Proportional to 62,682.80, 93,935.81 and 34,615.49

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Solution

The fourth proportional to 62,682.80, 93,935.81 and 34,615.49 is: 51,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.80 : 93,935.81 = 34,615.49 : x
  2. Step 2: Convert to fraction form
    62,682.80/93,935.81 = 34,615.49/x
  3. Step 3: Cross multiply
    62,682.80x = 93,935.81 × 34,615.49
  4. Step 4: Simplify right side
    62,682.80x = 3,251,633,448.94
  5. Step 5: Solve for x
    x = 3,251,633,448.94/62,682.80
  6. Step 6: Final answer
    x = 51,874.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.