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Finding the Fourth Proportional to 160,791.74, 241,224.36 and 55,610.61

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Solution

The fourth proportional to 160,791.74, 241,224.36 and 55,610.61 is: 83,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,791.74 : 241,224.36 = 55,610.61 : x
  2. Step 2: Convert to fraction form
    160,791.74/241,224.36 = 55,610.61/x
  3. Step 3: Cross multiply
    160,791.74x = 241,224.36 × 55,610.61
  4. Step 4: Simplify right side
    160,791.74x = 13,414,633,806.46
  5. Step 5: Solve for x
    x = 13,414,633,806.46/160,791.74
  6. Step 6: Final answer
    x = 83,428.63

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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.