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Finding the Fourth Proportional to 59,183.21, 81,669.52 and 33,695.78

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Solution

The fourth proportional to 59,183.21, 81,669.52 and 33,695.78 is: 46,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,183.21 : 81,669.52 = 33,695.78 : x
  2. Step 2: Convert to fraction form
    59,183.21/81,669.52 = 33,695.78/x
  3. Step 3: Cross multiply
    59,183.21x = 81,669.52 × 33,695.78
  4. Step 4: Simplify right side
    59,183.21x = 2,751,918,178.63
  5. Step 5: Solve for x
    x = 2,751,918,178.63/59,183.21
  6. Step 6: Final answer
    x = 46,498.29

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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.