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Finding the Fourth Proportional to 133,504, 184,236.06 and 73,888

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Solution

The fourth proportional to 133,504, 184,236.06 and 73,888 is: 101,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,504 : 184,236.06 = 73,888 : x
  2. Step 2: Convert to fraction form
    133,504/184,236.06 = 73,888/x
  3. Step 3: Cross multiply
    133,504x = 184,236.06 × 73,888
  4. Step 4: Simplify right side
    133,504x = 13,612,834,001.28
  5. Step 5: Solve for x
    x = 13,612,834,001.28/133,504
  6. Step 6: Final answer
    x = 101,965.74

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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.