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Finding the Fourth Proportional to 333,775.82, 500,694.51 and 109,137.41

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Solution

The fourth proportional to 333,775.82, 500,694.51 and 109,137.41 is: 163,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,775.82 : 500,694.51 = 109,137.41 : x
  2. Step 2: Convert to fraction form
    333,775.82/500,694.51 = 109,137.41/x
  3. Step 3: Cross multiply
    333,775.82x = 500,694.51 × 109,137.41
  4. Step 4: Simplify right side
    333,775.82x = 54,644,501,806.02
  5. Step 5: Solve for x
    x = 54,644,501,806.02/333,775.82
  6. Step 6: Final answer
    x = 163,716.18

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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.