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Finding the Fourth Proportional to 184,994.64, 255,119.31 and 122,795.10

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Solution

The fourth proportional to 184,994.64, 255,119.31 and 122,795.10 is: 169,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,994.64 : 255,119.31 = 122,795.10 : x
  2. Step 2: Convert to fraction form
    184,994.64/255,119.31 = 122,795.10/x
  3. Step 3: Cross multiply
    184,994.64x = 255,119.31 × 122,795.10
  4. Step 4: Simplify right side
    184,994.64x = 31,327,401,183.38
  5. Step 5: Solve for x
    x = 31,327,401,183.38/184,994.64
  6. Step 6: Final answer
    x = 169,342.21

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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.