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Finding the Fourth Proportional to 133,650.25, 184,437.28 and 79,935.27

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Solution

The fourth proportional to 133,650.25, 184,437.28 and 79,935.27 is: 110,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,650.25 : 184,437.28 = 79,935.27 : x
  2. Step 2: Convert to fraction form
    133,650.25/184,437.28 = 79,935.27/x
  3. Step 3: Cross multiply
    133,650.25x = 184,437.28 × 79,935.27
  4. Step 4: Simplify right side
    133,650.25x = 14,743,043,774.87
  5. Step 5: Solve for x
    x = 14,743,043,774.87/133,650.25
  6. Step 6: Final answer
    x = 110,310.63

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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.