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Finding the Fourth Proportional to 179,338.54, 269,006.73 and 54,679.54

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Solution

The fourth proportional to 179,338.54, 269,006.73 and 54,679.54 is: 82,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,338.54 : 269,006.73 = 54,679.54 : x
  2. Step 2: Convert to fraction form
    179,338.54/269,006.73 = 54,679.54/x
  3. Step 3: Cross multiply
    179,338.54x = 269,006.73 × 54,679.54
  4. Step 4: Simplify right side
    179,338.54x = 14,709,164,253.30
  5. Step 5: Solve for x
    x = 14,709,164,253.30/179,338.54
  6. Step 6: Final answer
    x = 82,018.98

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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.