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Finding the Fourth Proportional to 160.73, 241.14 and 64.61

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Solution

The fourth proportional to 160.73, 241.14 and 64.61 is: 96.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.73 : 241.14 = 64.61 : x
  2. Step 2: Convert to fraction form
    160.73/241.14 = 64.61/x
  3. Step 3: Cross multiply
    160.73x = 241.14 × 64.61
  4. Step 4: Simplify right side
    160.73x = 15,580.06
  5. Step 5: Solve for x
    x = 15,580.06/160.73
  6. Step 6: Final answer
    x = 96.93

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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.