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Finding the Fourth Proportional to 269,673, 372,148.90 and 150,441

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Solution

The fourth proportional to 269,673, 372,148.90 and 150,441 is: 207,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,673 : 372,148.90 = 150,441 : x
  2. Step 2: Convert to fraction form
    269,673/372,148.90 = 150,441/x
  3. Step 3: Cross multiply
    269,673x = 372,148.90 × 150,441
  4. Step 4: Simplify right side
    269,673x = 55,986,452,664.90
  5. Step 5: Solve for x
    x = 55,986,452,664.90/269,673
  6. Step 6: Final answer
    x = 207,608.67

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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.