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Finding the Fourth Proportional to 122,675.35, 184,037.70 and 43,787.52

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Solution

The fourth proportional to 122,675.35, 184,037.70 and 43,787.52 is: 65,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,675.35 : 184,037.70 = 43,787.52 : x
  2. Step 2: Convert to fraction form
    122,675.35/184,037.70 = 43,787.52/x
  3. Step 3: Cross multiply
    122,675.35x = 184,037.70 × 43,787.52
  4. Step 4: Simplify right side
    122,675.35x = 8,058,554,469.50
  5. Step 5: Solve for x
    x = 8,058,554,469.50/122,675.35
  6. Step 6: Final answer
    x = 65,690.09

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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.