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Finding the Fourth Proportional to 184,216, 254,218.09 and 104,728

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Solution

The fourth proportional to 184,216, 254,218.09 and 104,728 is: 144,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,216 : 254,218.09 = 104,728 : x
  2. Step 2: Convert to fraction form
    184,216/254,218.09 = 104,728/x
  3. Step 3: Cross multiply
    184,216x = 254,218.09 × 104,728
  4. Step 4: Simplify right side
    184,216x = 26,623,752,129.52
  5. Step 5: Solve for x
    x = 26,623,752,129.52/184,216
  6. Step 6: Final answer
    x = 144,524.65

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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.