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Finding the Fourth Proportional to 265.01, 365.63 and 158.67

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Solution

The fourth proportional to 265.01, 365.63 and 158.67 is: 218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.01 : 365.63 = 158.67 : x
  2. Step 2: Convert to fraction form
    265.01/365.63 = 158.67/x
  3. Step 3: Cross multiply
    265.01x = 365.63 × 158.67
  4. Step 4: Simplify right side
    265.01x = 58,013.72
  5. Step 5: Solve for x
    x = 58,013.72/265.01
  6. Step 6: Final answer
    x = 218.92

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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.