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Finding the Fourth Proportional to 226,491.95, 339,488.79 and 93,299.55

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Solution

The fourth proportional to 226,491.95, 339,488.79 and 93,299.55 is: 139,846.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,491.95 : 339,488.79 = 93,299.55 : x
  2. Step 2: Convert to fraction form
    226,491.95/339,488.79 = 93,299.55/x
  3. Step 3: Cross multiply
    226,491.95x = 339,488.79 × 93,299.55
  4. Step 4: Simplify right side
    226,491.95x = 31,674,149,173.10
  5. Step 5: Solve for x
    x = 31,674,149,173.10/226,491.95
  6. Step 6: Final answer
    x = 139,846.69

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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.