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Finding the Fourth Proportional to 177,333.76, 244,752.24 and 105,718.48

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Solution

The fourth proportional to 177,333.76, 244,752.24 and 105,718.48 is: 145,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,333.76 : 244,752.24 = 105,718.48 : x
  2. Step 2: Convert to fraction form
    177,333.76/244,752.24 = 105,718.48/x
  3. Step 3: Cross multiply
    177,333.76x = 244,752.24 × 105,718.48
  4. Step 4: Simplify right side
    177,333.76x = 25,874,834,789.40
  5. Step 5: Solve for x
    x = 25,874,834,789.40/177,333.76
  6. Step 6: Final answer
    x = 145,910.37

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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.