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Finding the Fourth Proportional to 263.33, 395.16 and 101.01

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Solution

The fourth proportional to 263.33, 395.16 and 101.01 is: 151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.33 : 395.16 = 101.01 : x
  2. Step 2: Convert to fraction form
    263.33/395.16 = 101.01/x
  3. Step 3: Cross multiply
    263.33x = 395.16 × 101.01
  4. Step 4: Simplify right side
    263.33x = 39,915.11
  5. Step 5: Solve for x
    x = 39,915.11/263.33
  6. Step 6: Final answer
    x = 151.58

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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.