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Finding the Fourth Proportional to 122,504.81, 183,769.91 and 33,758.32

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Solution

The fourth proportional to 122,504.81, 183,769.91 and 33,758.32 is: 50,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,504.81 : 183,769.91 = 33,758.32 : x
  2. Step 2: Convert to fraction form
    122,504.81/183,769.91 = 33,758.32/x
  3. Step 3: Cross multiply
    122,504.81x = 183,769.91 × 33,758.32
  4. Step 4: Simplify right side
    122,504.81x = 6,203,763,460.99
  5. Step 5: Solve for x
    x = 6,203,763,460.99/122,504.81
  6. Step 6: Final answer
    x = 50,640.98

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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.