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Finding the Fourth Proportional to 184,241.73, 254,268.54 and 103,664.55

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Solution

The fourth proportional to 184,241.73, 254,268.54 and 103,664.55 is: 143,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,241.73 : 254,268.54 = 103,664.55 : x
  2. Step 2: Convert to fraction form
    184,241.73/254,268.54 = 103,664.55/x
  3. Step 3: Cross multiply
    184,241.73x = 254,268.54 × 103,664.55
  4. Step 4: Simplify right side
    184,241.73x = 26,358,633,778.26
  5. Step 5: Solve for x
    x = 26,358,633,778.26/184,241.73
  6. Step 6: Final answer
    x = 143,065.49

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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.