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Finding the Fourth Proportional to 341,049.82, 511,487.44 and 101,107.61

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Solution

The fourth proportional to 341,049.82, 511,487.44 and 101,107.61 is: 151,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,049.82 : 511,487.44 = 101,107.61 : x
  2. Step 2: Convert to fraction form
    341,049.82/511,487.44 = 101,107.61/x
  3. Step 3: Cross multiply
    341,049.82x = 511,487.44 × 101,107.61
  4. Step 4: Simplify right side
    341,049.82x = 51,715,272,603.42
  5. Step 5: Solve for x
    x = 51,715,272,603.42/341,049.82
  6. Step 6: Final answer
    x = 151,635.54

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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.