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Finding the Fourth Proportional to 184,129.04, 275,859.64 and 84,372.56

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Solution

The fourth proportional to 184,129.04, 275,859.64 and 84,372.56 is: 126,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,129.04 : 275,859.64 = 84,372.56 : x
  2. Step 2: Convert to fraction form
    184,129.04/275,859.64 = 84,372.56/x
  3. Step 3: Cross multiply
    184,129.04x = 275,859.64 × 84,372.56
  4. Step 4: Simplify right side
    184,129.04x = 23,274,984,027.48
  5. Step 5: Solve for x
    x = 23,274,984,027.48/184,129.04
  6. Step 6: Final answer
    x = 126,405.83

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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.