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Finding the Fourth Proportional to 99.04, 149.44 and 95.44

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Solution

The fourth proportional to 99.04, 149.44 and 95.44 is: 144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99.04 : 149.44 = 95.44 : x
  2. Step 2: Convert to fraction form
    99.04/149.44 = 95.44/x
  3. Step 3: Cross multiply
    99.04x = 149.44 × 95.44
  4. Step 4: Simplify right side
    99.04x = 14,262.55
  5. Step 5: Solve for x
    x = 14,262.55/99.04
  6. Step 6: Final answer
    x = 144.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.