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Finding the Fourth Proportional to 160.93, 241.41 and 52.72

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Solution

The fourth proportional to 160.93, 241.41 and 52.72 is: 79.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.93 : 241.41 = 52.72 : x
  2. Step 2: Convert to fraction form
    160.93/241.41 = 52.72/x
  3. Step 3: Cross multiply
    160.93x = 241.41 × 52.72
  4. Step 4: Simplify right side
    160.93x = 12,727.14
  5. Step 5: Solve for x
    x = 12,727.14/160.93
  6. Step 6: Final answer
    x = 79.08

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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.