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Finding the Fourth Proportional to 184,921.92, 277,198.20 and 72,448.56

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Solution

The fourth proportional to 184,921.92, 277,198.20 and 72,448.56 is: 108,600.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,921.92 : 277,198.20 = 72,448.56 : x
  2. Step 2: Convert to fraction form
    184,921.92/277,198.20 = 72,448.56/x
  3. Step 3: Cross multiply
    184,921.92x = 277,198.20 × 72,448.56
  4. Step 4: Simplify right side
    184,921.92x = 20,082,610,424.59
  5. Step 5: Solve for x
    x = 20,082,610,424.59/184,921.92
  6. Step 6: Final answer
    x = 108,600.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.