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Finding the Fourth Proportional to 178,654.44, 246,527.52 and 98,081.64

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Solution

The fourth proportional to 178,654.44, 246,527.52 and 98,081.64 is: 135,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,654.44 : 246,527.52 = 98,081.64 : x
  2. Step 2: Convert to fraction form
    178,654.44/246,527.52 = 98,081.64/x
  3. Step 3: Cross multiply
    178,654.44x = 246,527.52 × 98,081.64
  4. Step 4: Simplify right side
    178,654.44x = 24,179,823,466.73
  5. Step 5: Solve for x
    x = 24,179,823,466.73/178,654.44
  6. Step 6: Final answer
    x = 135,344.09

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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.