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Finding the Fourth Proportional to 95.64, 131.02 and 95.37

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Solution

The fourth proportional to 95.64, 131.02 and 95.37 is: 130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.64 : 131.02 = 95.37 : x
  2. Step 2: Convert to fraction form
    95.64/131.02 = 95.37/x
  3. Step 3: Cross multiply
    95.64x = 131.02 × 95.37
  4. Step 4: Simplify right side
    95.64x = 12,495.63
  5. Step 5: Solve for x
    x = 12,495.63/95.64
  6. Step 6: Final answer
    x = 130.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.