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Finding the Fourth Proportional to 62,899.76, 94,321.94 and 33,310.68

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Solution

The fourth proportional to 62,899.76, 94,321.94 and 33,310.68 is: 49,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,899.76 : 94,321.94 = 33,310.68 : x
  2. Step 2: Convert to fraction form
    62,899.76/94,321.94 = 33,310.68/x
  3. Step 3: Cross multiply
    62,899.76x = 94,321.94 × 33,310.68
  4. Step 4: Simplify right side
    62,899.76x = 3,141,927,960.32
  5. Step 5: Solve for x
    x = 3,141,927,960.32/62,899.76
  6. Step 6: Final answer
    x = 49,951.35

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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.