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Finding the Fourth Proportional to 95.88, 142.74 and 95.04

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Solution

The fourth proportional to 95.88, 142.74 and 95.04 is: 141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.88 : 142.74 = 95.04 : x
  2. Step 2: Convert to fraction form
    95.88/142.74 = 95.04/x
  3. Step 3: Cross multiply
    95.88x = 142.74 × 95.04
  4. Step 4: Simplify right side
    95.88x = 13,566.01
  5. Step 5: Solve for x
    x = 13,566.01/95.88
  6. Step 6: Final answer
    x = 141.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.