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Finding the Fourth Proportional to 181.93, 272.83 and 60.16

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Solution

The fourth proportional to 181.93, 272.83 and 60.16 is: 90.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.93 : 272.83 = 60.16 : x
  2. Step 2: Convert to fraction form
    181.93/272.83 = 60.16/x
  3. Step 3: Cross multiply
    181.93x = 272.83 × 60.16
  4. Step 4: Simplify right side
    181.93x = 16,413.45
  5. Step 5: Solve for x
    x = 16,413.45/181.93
  6. Step 6: Final answer
    x = 90.22

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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.