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Finding the Fourth Proportional to 61,529.63, 84,910.92 and 33,235.31

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Solution

The fourth proportional to 61,529.63, 84,910.92 and 33,235.31 is: 45,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,529.63 : 84,910.92 = 33,235.31 : x
  2. Step 2: Convert to fraction form
    61,529.63/84,910.92 = 33,235.31/x
  3. Step 3: Cross multiply
    61,529.63x = 84,910.92 × 33,235.31
  4. Step 4: Simplify right side
    61,529.63x = 2,822,040,836.23
  5. Step 5: Solve for x
    x = 2,822,040,836.23/61,529.63
  6. Step 6: Final answer
    x = 45,864.75

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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.