Home / 269,399.72-371,774.21-148,545.80

Finding the Fourth Proportional to 269,399.72, 371,774.21 and 148,545.80

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Solution

The fourth proportional to 269,399.72, 371,774.21 and 148,545.80 is: 204,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,399.72 : 371,774.21 = 148,545.80 : x
  2. Step 2: Convert to fraction form
    269,399.72/371,774.21 = 148,545.80/x
  3. Step 3: Cross multiply
    269,399.72x = 371,774.21 × 148,545.80
  4. Step 4: Simplify right side
    269,399.72x = 55,225,496,236.37
  5. Step 5: Solve for x
    x = 55,225,496,236.37/269,399.72
  6. Step 6: Final answer
    x = 204,994.63

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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.