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Finding the Fourth Proportional to 122,718.44, 184,097.14 and 39,593

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Solution

The fourth proportional to 122,718.44, 184,097.14 and 39,593 is: 59,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,718.44 : 184,097.14 = 39,593 : x
  2. Step 2: Convert to fraction form
    122,718.44/184,097.14 = 39,593/x
  3. Step 3: Cross multiply
    122,718.44x = 184,097.14 × 39,593
  4. Step 4: Simplify right side
    122,718.44x = 7,288,958,064.02
  5. Step 5: Solve for x
    x = 7,288,958,064.02/122,718.44
  6. Step 6: Final answer
    x = 59,395.78

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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.