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Finding the Fourth Proportional to 244.09, 366.18 and 90.04

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Solution

The fourth proportional to 244.09, 366.18 and 90.04 is: 135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.09 : 366.18 = 90.04 : x
  2. Step 2: Convert to fraction form
    244.09/366.18 = 90.04/x
  3. Step 3: Cross multiply
    244.09x = 366.18 × 90.04
  4. Step 4: Simplify right side
    244.09x = 32,970.85
  5. Step 5: Solve for x
    x = 32,970.85/244.09
  6. Step 6: Final answer
    x = 135.08

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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.