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Finding the Fourth Proportional to 200,707.44, 301,072.68 and 60,451.44

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Solution

The fourth proportional to 200,707.44, 301,072.68 and 60,451.44 is: 90,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,707.44 : 301,072.68 = 60,451.44 : x
  2. Step 2: Convert to fraction form
    200,707.44/301,072.68 = 60,451.44/x
  3. Step 3: Cross multiply
    200,707.44x = 301,072.68 × 60,451.44
  4. Step 4: Simplify right side
    200,707.44x = 18,200,277,050.66
  5. Step 5: Solve for x
    x = 18,200,277,050.66/200,707.44
  6. Step 6: Final answer
    x = 90,680.63

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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.