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Finding the Fourth Proportional to 369.94, 554.91 and 96.02

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Solution

The fourth proportional to 369.94, 554.91 and 96.02 is: 144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.94 : 554.91 = 96.02 : x
  2. Step 2: Convert to fraction form
    369.94/554.91 = 96.02/x
  3. Step 3: Cross multiply
    369.94x = 554.91 × 96.02
  4. Step 4: Simplify right side
    369.94x = 53,282.46
  5. Step 5: Solve for x
    x = 53,282.46/369.94
  6. Step 6: Final answer
    x = 144.03

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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.