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Finding the Fourth Proportional to 59,993.29, 82,788.99 and 33,135.21

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Solution

The fourth proportional to 59,993.29, 82,788.99 and 33,135.21 is: 45,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,993.29 : 82,788.99 = 33,135.21 : x
  2. Step 2: Convert to fraction form
    59,993.29/82,788.99 = 33,135.21/x
  3. Step 3: Cross multiply
    59,993.29x = 82,788.99 × 33,135.21
  4. Step 4: Simplify right side
    59,993.29x = 2,743,230,445.08
  5. Step 5: Solve for x
    x = 2,743,230,445.08/59,993.29
  6. Step 6: Final answer
    x = 45,725.62

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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.