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Finding the Fourth Proportional to 48,866.78, 73,301.45 and 16,845.51

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Solution

The fourth proportional to 48,866.78, 73,301.45 and 16,845.51 is: 25,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,866.78 : 73,301.45 = 16,845.51 : x
  2. Step 2: Convert to fraction form
    48,866.78/73,301.45 = 16,845.51/x
  3. Step 3: Cross multiply
    48,866.78x = 73,301.45 × 16,845.51
  4. Step 4: Simplify right side
    48,866.78x = 1,234,800,266.88
  5. Step 5: Solve for x
    x = 1,234,800,266.88/48,866.78
  6. Step 6: Final answer
    x = 25,268.71

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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.