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Finding the Fourth Proportional to 333,775.54, 500,694.09 and 109,137.13

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Solution

The fourth proportional to 333,775.54, 500,694.09 and 109,137.13 is: 163,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,775.54 : 500,694.09 = 109,137.13 : x
  2. Step 2: Convert to fraction form
    333,775.54/500,694.09 = 109,137.13/x
  3. Step 3: Cross multiply
    333,775.54x = 500,694.09 × 109,137.13
  4. Step 4: Simplify right side
    333,775.54x = 54,644,314,943.46
  5. Step 5: Solve for x
    x = 54,644,314,943.46/333,775.54
  6. Step 6: Final answer
    x = 163,715.76

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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.