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Finding the Fourth Proportional to 159,339.14, 239,020.95 and 41,011.64

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Solution

The fourth proportional to 159,339.14, 239,020.95 and 41,011.64 is: 61,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,339.14 : 239,020.95 = 41,011.64 : x
  2. Step 2: Convert to fraction form
    159,339.14/239,020.95 = 41,011.64/x
  3. Step 3: Cross multiply
    159,339.14x = 239,020.95 × 41,011.64
  4. Step 4: Simplify right side
    159,339.14x = 9,802,641,153.86
  5. Step 5: Solve for x
    x = 9,802,641,153.86/159,339.14
  6. Step 6: Final answer
    x = 61,520.61

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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.