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Finding the Fourth Proportional to 184,991.69, 255,287.03 and 104,418.56

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Solution

The fourth proportional to 184,991.69, 255,287.03 and 104,418.56 is: 144,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,991.69 : 255,287.03 = 104,418.56 : x
  2. Step 2: Convert to fraction form
    184,991.69/255,287.03 = 104,418.56/x
  3. Step 3: Cross multiply
    184,991.69x = 255,287.03 × 104,418.56
  4. Step 4: Simplify right side
    184,991.69x = 26,656,704,175.40
  5. Step 5: Solve for x
    x = 26,656,704,175.40/184,991.69
  6. Step 6: Final answer
    x = 144,096.76

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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.