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Finding the Fourth Proportional to 88,768.67, 133,174.53 and 29,608.97

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Solution

The fourth proportional to 88,768.67, 133,174.53 and 29,608.97 is: 44,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,768.67 : 133,174.53 = 29,608.97 : x
  2. Step 2: Convert to fraction form
    88,768.67/133,174.53 = 29,608.97/x
  3. Step 3: Cross multiply
    88,768.67x = 133,174.53 × 29,608.97
  4. Step 4: Simplify right side
    88,768.67x = 3,943,159,997.66
  5. Step 5: Solve for x
    x = 3,943,159,997.66/88,768.67
  6. Step 6: Final answer
    x = 44,420.63

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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.