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Finding the Fourth Proportional to 269,365.26, 371,706.93 and 148,499.94

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Solution

The fourth proportional to 269,365.26, 371,706.93 and 148,499.94 is: 204,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,365.26 : 371,706.93 = 148,499.94 : x
  2. Step 2: Convert to fraction form
    269,365.26/371,706.93 = 148,499.94/x
  3. Step 3: Cross multiply
    269,365.26x = 371,706.93 × 148,499.94
  4. Step 4: Simplify right side
    269,365.26x = 55,198,456,802.58
  5. Step 5: Solve for x
    x = 55,198,456,802.58/269,365.26
  6. Step 6: Final answer
    x = 204,920.47

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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.