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Finding the Fourth Proportional to 70,002, 96,600.06 and 39,791.30

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Solution

The fourth proportional to 70,002, 96,600.06 and 39,791.30 is: 54,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,002 : 96,600.06 = 39,791.30 : x
  2. Step 2: Convert to fraction form
    70,002/96,600.06 = 39,791.30/x
  3. Step 3: Cross multiply
    70,002x = 96,600.06 × 39,791.30
  4. Step 4: Simplify right side
    70,002x = 3,843,841,484.48
  5. Step 5: Solve for x
    x = 3,843,841,484.48/70,002
  6. Step 6: Final answer
    x = 54,910.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.