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Finding the Fourth Proportional to 228,662.17, 342,993.45 and 95,469.82

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Solution

The fourth proportional to 228,662.17, 342,993.45 and 95,469.82 is: 143,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,662.17 : 342,993.45 = 95,469.82 : x
  2. Step 2: Convert to fraction form
    228,662.17/342,993.45 = 95,469.82/x
  3. Step 3: Cross multiply
    228,662.17x = 342,993.45 × 95,469.82
  4. Step 4: Simplify right side
    228,662.17x = 32,745,521,217.71
  5. Step 5: Solve for x
    x = 32,745,521,217.71/228,662.17
  6. Step 6: Final answer
    x = 143,204.81

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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.