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Finding the Fourth Proportional to 173,247, 259,870.50 and 41,919

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Solution

The fourth proportional to 173,247, 259,870.50 and 41,919 is: 62,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,247 : 259,870.50 = 41,919 : x
  2. Step 2: Convert to fraction form
    173,247/259,870.50 = 41,919/x
  3. Step 3: Cross multiply
    173,247x = 259,870.50 × 41,919
  4. Step 4: Simplify right side
    173,247x = 10,893,511,489.50
  5. Step 5: Solve for x
    x = 10,893,511,489.50/173,247
  6. Step 6: Final answer
    x = 62,878.50

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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.