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Finding the Fourth Proportional to 122,599.98, 183,896.33 and 33,858.81

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Solution

The fourth proportional to 122,599.98, 183,896.33 and 33,858.81 is: 50,787.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,599.98 : 183,896.33 = 33,858.81 : x
  2. Step 2: Convert to fraction form
    122,599.98/183,896.33 = 33,858.81/x
  3. Step 3: Cross multiply
    122,599.98x = 183,896.33 × 33,858.81
  4. Step 4: Simplify right side
    122,599.98x = 6,226,510,727.87
  5. Step 5: Solve for x
    x = 6,226,510,727.87/122,599.98
  6. Step 6: Final answer
    x = 50,787.21

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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.