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Finding the Fourth Proportional to 241,286.64, 361,929.96 and 130,694.64

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Solution

The fourth proportional to 241,286.64, 361,929.96 and 130,694.64 is: 196,041.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,286.64 : 361,929.96 = 130,694.64 : x
  2. Step 2: Convert to fraction form
    241,286.64/361,929.96 = 130,694.64/x
  3. Step 3: Cross multiply
    241,286.64x = 361,929.96 × 130,694.64
  4. Step 4: Simplify right side
    241,286.64x = 47,302,305,827.41
  5. Step 5: Solve for x
    x = 47,302,305,827.41/241,286.64
  6. Step 6: Final answer
    x = 196,041.96

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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.