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Finding the Fourth Proportional to 164,907.99, 227,573.10 and 93,286.49

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Solution

The fourth proportional to 164,907.99, 227,573.10 and 93,286.49 is: 128,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,907.99 : 227,573.10 = 93,286.49 : x
  2. Step 2: Convert to fraction form
    164,907.99/227,573.10 = 93,286.49/x
  3. Step 3: Cross multiply
    164,907.99x = 227,573.10 × 93,286.49
  4. Step 4: Simplify right side
    164,907.99x = 21,229,494,579.55
  5. Step 5: Solve for x
    x = 21,229,494,579.55/164,907.99
  6. Step 6: Final answer
    x = 128,735.39

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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.