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Finding the Fourth Proportional to 370.23, 555.33 and 96.33

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Solution

The fourth proportional to 370.23, 555.33 and 96.33 is: 144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.23 : 555.33 = 96.33 : x
  2. Step 2: Convert to fraction form
    370.23/555.33 = 96.33/x
  3. Step 3: Cross multiply
    370.23x = 555.33 × 96.33
  4. Step 4: Simplify right side
    370.23x = 53,494.94
  5. Step 5: Solve for x
    x = 53,494.94/370.23
  6. Step 6: Final answer
    x = 144.49

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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.