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Finding the Fourth Proportional to 49,426.70, 68,208.73 and 26,765.70

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Solution

The fourth proportional to 49,426.70, 68,208.73 and 26,765.70 is: 36,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,426.70 : 68,208.73 = 26,765.70 : x
  2. Step 2: Convert to fraction form
    49,426.70/68,208.73 = 26,765.70/x
  3. Step 3: Cross multiply
    49,426.70x = 68,208.73 × 26,765.70
  4. Step 4: Simplify right side
    49,426.70x = 1,825,654,270.73
  5. Step 5: Solve for x
    x = 1,825,654,270.73/49,426.70
  6. Step 6: Final answer
    x = 36,936.60

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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.