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Finding the Fourth Proportional to 62,378.82, 93,403.80 and 37,359.54

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Solution

The fourth proportional to 62,378.82, 93,403.80 and 37,359.54 is: 55,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378.82 : 93,403.80 = 37,359.54 : x
  2. Step 2: Convert to fraction form
    62,378.82/93,403.80 = 37,359.54/x
  3. Step 3: Cross multiply
    62,378.82x = 93,403.80 × 37,359.54
  4. Step 4: Simplify right side
    62,378.82x = 3,489,523,002.25
  5. Step 5: Solve for x
    x = 3,489,523,002.25/62,378.82
  6. Step 6: Final answer
    x = 55,940.83

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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.