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Finding the Fourth Proportional to 299,671.02, 449,357.90 and 110,123.73

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Solution

The fourth proportional to 299,671.02, 449,357.90 and 110,123.73 is: 165,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,671.02 : 449,357.90 = 110,123.73 : x
  2. Step 2: Convert to fraction form
    299,671.02/449,357.90 = 110,123.73/x
  3. Step 3: Cross multiply
    299,671.02x = 449,357.90 × 110,123.73
  4. Step 4: Simplify right side
    299,671.02x = 49,484,967,502.35
  5. Step 5: Solve for x
    x = 49,484,967,502.35/299,671.02
  6. Step 6: Final answer
    x = 165,130.97

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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.