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Finding the Fourth Proportional to 122,585.61, 183,889.00 and 33,839.13

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Solution

The fourth proportional to 122,585.61, 183,889.00 and 33,839.13 is: 50,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,585.61 : 183,889.00 = 33,839.13 : x
  2. Step 2: Convert to fraction form
    122,585.61/183,889.00 = 33,839.13/x
  3. Step 3: Cross multiply
    122,585.61x = 183,889.00 × 33,839.13
  4. Step 4: Simplify right side
    122,585.61x = 6,222,644,508.45
  5. Step 5: Solve for x
    x = 6,222,644,508.45/122,585.61
  6. Step 6: Final answer
    x = 50,761.62

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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.