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Finding the Fourth Proportional to 166,670, 250,005 and 49,934

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Solution

The fourth proportional to 166,670, 250,005 and 49,934 is: 74,901

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,670 : 250,005 = 49,934 : x
  2. Step 2: Convert to fraction form
    166,670/250,005 = 49,934/x
  3. Step 3: Cross multiply
    166,670x = 250,005 × 49,934
  4. Step 4: Simplify right side
    166,670x = 12,483,749,670
  5. Step 5: Solve for x
    x = 12,483,749,670/166,670
  6. Step 6: Final answer
    x = 74,901

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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.