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Finding the Fourth Proportional to 133,464.64, 184,181.22 and 73,035.30

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Solution

The fourth proportional to 133,464.64, 184,181.22 and 73,035.30 is: 100,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,464.64 : 184,181.22 = 73,035.30 : x
  2. Step 2: Convert to fraction form
    133,464.64/184,181.22 = 73,035.30/x
  3. Step 3: Cross multiply
    133,464.64x = 184,181.22 × 73,035.30
  4. Step 4: Simplify right side
    133,464.64x = 13,451,730,585.61
  5. Step 5: Solve for x
    x = 13,451,730,585.61/133,464.64
  6. Step 6: Final answer
    x = 100,788.72

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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.