Home / 269,455.25-371,843.06-148,607.70

Finding the Fourth Proportional to 269,455.25, 371,843.06 and 148,607.70

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Solution

The fourth proportional to 269,455.25, 371,843.06 and 148,607.70 is: 205,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,455.25 : 371,843.06 = 148,607.70 : x
  2. Step 2: Convert to fraction form
    269,455.25/371,843.06 = 148,607.70/x
  3. Step 3: Cross multiply
    269,455.25x = 371,843.06 × 148,607.70
  4. Step 4: Simplify right side
    269,455.25x = 55,258,741,907.56
  5. Step 5: Solve for x
    x = 55,258,741,907.56/269,455.25
  6. Step 6: Final answer
    x = 205,075.77

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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.