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Finding the Fourth Proportional to 144,930.62, 217,052.25 and 114,848.12

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Solution

The fourth proportional to 144,930.62, 217,052.25 and 114,848.12 is: 171,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,930.62 : 217,052.25 = 114,848.12 : x
  2. Step 2: Convert to fraction form
    144,930.62/217,052.25 = 114,848.12/x
  3. Step 3: Cross multiply
    144,930.62x = 217,052.25 × 114,848.12
  4. Step 4: Simplify right side
    144,930.62x = 24,928,042,854.27
  5. Step 5: Solve for x
    x = 24,928,042,854.27/144,930.62
  6. Step 6: Final answer
    x = 171,999.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.