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Finding the Fourth Proportional to 133,863.25, 184,733.75 and 73,436.98

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Solution

The fourth proportional to 133,863.25, 184,733.75 and 73,436.98 is: 101,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,863.25 : 184,733.75 = 73,436.98 : x
  2. Step 2: Convert to fraction form
    133,863.25/184,733.75 = 73,436.98/x
  3. Step 3: Cross multiply
    133,863.25x = 184,733.75 × 73,436.98
  4. Step 4: Simplify right side
    133,863.25x = 13,566,288,704.08
  5. Step 5: Solve for x
    x = 13,566,288,704.08/133,863.25
  6. Step 6: Final answer
    x = 101,344.38

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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.