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Finding the Fourth Proportional to 133,466.87, 184,181.24 and 73,036.82

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Solution

The fourth proportional to 133,466.87, 184,181.24 and 73,036.82 is: 100,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,466.87 : 184,181.24 = 73,036.82 : x
  2. Step 2: Convert to fraction form
    133,466.87/184,181.24 = 73,036.82/x
  3. Step 3: Cross multiply
    133,466.87x = 184,181.24 × 73,036.82
  4. Step 4: Simplify right side
    133,466.87x = 13,452,012,716.30
  5. Step 5: Solve for x
    x = 13,452,012,716.30/133,466.87
  6. Step 6: Final answer
    x = 100,789.15

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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.