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Finding the Fourth Proportional to 269,368.54, 371,726.62 and 146,860.49

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Solution

The fourth proportional to 269,368.54, 371,726.62 and 146,860.49 is: 202,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,368.54 : 371,726.62 = 146,860.49 : x
  2. Step 2: Convert to fraction form
    269,368.54/371,726.62 = 146,860.49/x
  3. Step 3: Cross multiply
    269,368.54x = 371,726.62 × 146,860.49
  4. Step 4: Simplify right side
    269,368.54x = 54,591,954,121.41
  5. Step 5: Solve for x
    x = 54,591,954,121.41/269,368.54
  6. Step 6: Final answer
    x = 202,666.41

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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.