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Finding the Fourth Proportional to 269,352.67, 371,709.27 and 148,498.39

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Solution

The fourth proportional to 269,352.67, 371,709.27 and 148,498.39 is: 204,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,352.67 : 371,709.27 = 148,498.39 : x
  2. Step 2: Convert to fraction form
    269,352.67/371,709.27 = 148,498.39/x
  3. Step 3: Cross multiply
    269,352.67x = 371,709.27 × 148,498.39
  4. Step 4: Simplify right side
    269,352.67x = 55,198,228,143.08
  5. Step 5: Solve for x
    x = 55,198,228,143.08/269,352.67
  6. Step 6: Final answer
    x = 204,929.20

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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.