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Finding the Fourth Proportional to 184,236.72, 254,243.64 and 103,664.16

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Solution

The fourth proportional to 184,236.72, 254,243.64 and 103,664.16 is: 143,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,236.72 : 254,243.64 = 103,664.16 : x
  2. Step 2: Convert to fraction form
    184,236.72/254,243.64 = 103,664.16/x
  3. Step 3: Cross multiply
    184,236.72x = 254,243.64 × 103,664.16
  4. Step 4: Simplify right side
    184,236.72x = 26,355,953,375.94
  5. Step 5: Solve for x
    x = 26,355,953,375.94/184,236.72
  6. Step 6: Final answer
    x = 143,054.83

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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.