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Finding the Fourth Proportional to 54,393.78, 81,532.28 and 22,795.94

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Solution

The fourth proportional to 54,393.78, 81,532.28 and 22,795.94 is: 34,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.78 : 81,532.28 = 22,795.94 : x
  2. Step 2: Convert to fraction form
    54,393.78/81,532.28 = 22,795.94/x
  3. Step 3: Cross multiply
    54,393.78x = 81,532.28 × 22,795.94
  4. Step 4: Simplify right side
    54,393.78x = 1,858,604,962.94
  5. Step 5: Solve for x
    x = 1,858,604,962.94/54,393.78
  6. Step 6: Final answer
    x = 34,169.44

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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.