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Finding the Fourth Proportional to 133,977.54, 184,898.34 and 88,576.64

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Solution

The fourth proportional to 133,977.54, 184,898.34 and 88,576.64 is: 122,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,977.54 : 184,898.34 = 88,576.64 : x
  2. Step 2: Convert to fraction form
    133,977.54/184,898.34 = 88,576.64/x
  3. Step 3: Cross multiply
    133,977.54x = 184,898.34 × 88,576.64
  4. Step 4: Simplify right side
    133,977.54x = 16,377,672,774.29
  5. Step 5: Solve for x
    x = 16,377,672,774.29/133,977.54
  6. Step 6: Final answer
    x = 122,241.93

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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.