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Finding the Fourth Proportional to 164.35, 244.82 and 150.31

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Solution

The fourth proportional to 164.35, 244.82 and 150.31 is: 223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.35 : 244.82 = 150.31 : x
  2. Step 2: Convert to fraction form
    164.35/244.82 = 150.31/x
  3. Step 3: Cross multiply
    164.35x = 244.82 × 150.31
  4. Step 4: Simplify right side
    164.35x = 36,798.89
  5. Step 5: Solve for x
    x = 36,798.89/164.35
  6. Step 6: Final answer
    x = 223.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.