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Finding the Fourth Proportional to 227,178.54, 313,507.67 and 131,741.91

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Solution

The fourth proportional to 227,178.54, 313,507.67 and 131,741.91 is: 181,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,178.54 : 313,507.67 = 131,741.91 : x
  2. Step 2: Convert to fraction form
    227,178.54/313,507.67 = 131,741.91/x
  3. Step 3: Cross multiply
    227,178.54x = 313,507.67 × 131,741.91
  4. Step 4: Simplify right side
    227,178.54x = 41,302,098,586.74
  5. Step 5: Solve for x
    x = 41,302,098,586.74/227,178.54
  6. Step 6: Final answer
    x = 181,804.58

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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.