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Finding the Fourth Proportional to 176,846.52, 244,010.36 and 105,212.54

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Solution

The fourth proportional to 176,846.52, 244,010.36 and 105,212.54 is: 145,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,846.52 : 244,010.36 = 105,212.54 : x
  2. Step 2: Convert to fraction form
    176,846.52/244,010.36 = 105,212.54/x
  3. Step 3: Cross multiply
    176,846.52x = 244,010.36 × 105,212.54
  4. Step 4: Simplify right side
    176,846.52x = 25,672,949,761.91
  5. Step 5: Solve for x
    x = 25,672,949,761.91/176,846.52
  6. Step 6: Final answer
    x = 145,170.79

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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.