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Finding the Fourth Proportional to 153.26, 211.50 and 95.02

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Solution

The fourth proportional to 153.26, 211.50 and 95.02 is: 131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153.26 : 211.50 = 95.02 : x
  2. Step 2: Convert to fraction form
    153.26/211.50 = 95.02/x
  3. Step 3: Cross multiply
    153.26x = 211.50 × 95.02
  4. Step 4: Simplify right side
    153.26x = 20,096.73
  5. Step 5: Solve for x
    x = 20,096.73/153.26
  6. Step 6: Final answer
    x = 131.13

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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.