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Finding the Fourth Proportional to 122,970.78, 184,472.25 and 44,093.82

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Solution

The fourth proportional to 122,970.78, 184,472.25 and 44,093.82 is: 66,146.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,970.78 : 184,472.25 = 44,093.82 : x
  2. Step 2: Convert to fraction form
    122,970.78/184,472.25 = 44,093.82/x
  3. Step 3: Cross multiply
    122,970.78x = 184,472.25 × 44,093.82
  4. Step 4: Simplify right side
    122,970.78x = 8,134,086,186.50
  5. Step 5: Solve for x
    x = 8,134,086,186.50/122,970.78
  6. Step 6: Final answer
    x = 66,146.50

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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.