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Finding the Fourth Proportional to 262.56, 362.35 and 146.13

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Solution

The fourth proportional to 262.56, 362.35 and 146.13 is: 201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.56 : 362.35 = 146.13 : x
  2. Step 2: Convert to fraction form
    262.56/362.35 = 146.13/x
  3. Step 3: Cross multiply
    262.56x = 362.35 × 146.13
  4. Step 4: Simplify right side
    262.56x = 52,950.21
  5. Step 5: Solve for x
    x = 52,950.21/262.56
  6. Step 6: Final answer
    x = 201.67

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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.