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Finding the Fourth Proportional to 299,673.02, 449,360.89 and 110,125.73

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Solution

The fourth proportional to 299,673.02, 449,360.89 and 110,125.73 is: 165,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,673.02 : 449,360.89 = 110,125.73 : x
  2. Step 2: Convert to fraction form
    299,673.02/449,360.89 = 110,125.73/x
  3. Step 3: Cross multiply
    299,673.02x = 449,360.89 × 110,125.73
  4. Step 4: Simplify right side
    299,673.02x = 49,486,196,044.70
  5. Step 5: Solve for x
    x = 49,486,196,044.70/299,673.02
  6. Step 6: Final answer
    x = 165,133.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.