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Finding the Fourth Proportional to 262.51, 362.33 and 192.67

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Solution

The fourth proportional to 262.51, 362.33 and 192.67 is: 265.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.51 : 362.33 = 192.67 : x
  2. Step 2: Convert to fraction form
    262.51/362.33 = 192.67/x
  3. Step 3: Cross multiply
    262.51x = 362.33 × 192.67
  4. Step 4: Simplify right side
    262.51x = 69,809.16
  5. Step 5: Solve for x
    x = 69,809.16/262.51
  6. Step 6: Final answer
    x = 265.93

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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.