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Finding the Fourth Proportional to 68,169.59, 102,270.96 and 23,193.94

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Solution

The fourth proportional to 68,169.59, 102,270.96 and 23,193.94 is: 34,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,169.59 : 102,270.96 = 23,193.94 : x
  2. Step 2: Convert to fraction form
    68,169.59/102,270.96 = 23,193.94/x
  3. Step 3: Cross multiply
    68,169.59x = 102,270.96 × 23,193.94
  4. Step 4: Simplify right side
    68,169.59x = 2,372,066,509.98
  5. Step 5: Solve for x
    x = 2,372,066,509.98/68,169.59
  6. Step 6: Final answer
    x = 34,796.55

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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.