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Finding the Fourth Proportional to 122,935.92, 184,319.64 and 44,048.40

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Solution

The fourth proportional to 122,935.92, 184,319.64 and 44,048.40 is: 66,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,935.92 : 184,319.64 = 44,048.40 : x
  2. Step 2: Convert to fraction form
    122,935.92/184,319.64 = 44,048.40/x
  3. Step 3: Cross multiply
    122,935.92x = 184,319.64 × 44,048.40
  4. Step 4: Simplify right side
    122,935.92x = 8,118,985,230.58
  5. Step 5: Solve for x
    x = 8,118,985,230.58/122,935.92
  6. Step 6: Final answer
    x = 66,042.42

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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.