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Finding the Fourth Proportional to 171,044.28, 256,604.22 and 58,721.94

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Solution

The fourth proportional to 171,044.28, 256,604.22 and 58,721.94 is: 88,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,044.28 : 256,604.22 = 58,721.94 : x
  2. Step 2: Convert to fraction form
    171,044.28/256,604.22 = 58,721.94/x
  3. Step 3: Cross multiply
    171,044.28x = 256,604.22 × 58,721.94
  4. Step 4: Simplify right side
    171,044.28x = 15,068,297,610.59
  5. Step 5: Solve for x
    x = 15,068,297,610.59/171,044.28
  6. Step 6: Final answer
    x = 88,095.89

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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.