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Finding the Fourth Proportional to 243.06, 335.07 and 184.74

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Solution

The fourth proportional to 243.06, 335.07 and 184.74 is: 254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.06 : 335.07 = 184.74 : x
  2. Step 2: Convert to fraction form
    243.06/335.07 = 184.74/x
  3. Step 3: Cross multiply
    243.06x = 335.07 × 184.74
  4. Step 4: Simplify right side
    243.06x = 61,900.83
  5. Step 5: Solve for x
    x = 61,900.83/243.06
  6. Step 6: Final answer
    x = 254.67

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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.