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Finding the Fourth Proportional to 244.08, 365.58 and 99.36

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Solution

The fourth proportional to 244.08, 365.58 and 99.36 is: 148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.08 : 365.58 = 99.36 : x
  2. Step 2: Convert to fraction form
    244.08/365.58 = 99.36/x
  3. Step 3: Cross multiply
    244.08x = 365.58 × 99.36
  4. Step 4: Simplify right side
    244.08x = 36,324.03
  5. Step 5: Solve for x
    x = 36,324.03/244.08
  6. Step 6: Final answer
    x = 148.82

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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.