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Finding the Fourth Proportional to 133,963.61, 184,859.62 and 73,524.65

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Solution

The fourth proportional to 133,963.61, 184,859.62 and 73,524.65 is: 101,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,963.61 : 184,859.62 = 73,524.65 : x
  2. Step 2: Convert to fraction form
    133,963.61/184,859.62 = 73,524.65/x
  3. Step 3: Cross multiply
    133,963.61x = 184,859.62 × 73,524.65
  4. Step 4: Simplify right side
    133,963.61x = 13,591,737,751.52
  5. Step 5: Solve for x
    x = 13,591,737,751.52/133,963.61
  6. Step 6: Final answer
    x = 101,458.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.