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Finding the Fourth Proportional to 273,049.56, 376,810.11 and 152,198.49

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Solution

The fourth proportional to 273,049.56, 376,810.11 and 152,198.49 is: 210,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,049.56 : 376,810.11 = 152,198.49 : x
  2. Step 2: Convert to fraction form
    273,049.56/376,810.11 = 152,198.49/x
  3. Step 3: Cross multiply
    273,049.56x = 376,810.11 × 152,198.49
  4. Step 4: Simplify right side
    273,049.56x = 57,349,929,758.73
  5. Step 5: Solve for x
    x = 57,349,929,758.73/273,049.56
  6. Step 6: Final answer
    x = 210,034.87

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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.