Home / 281,466.24-422,009.04-148,205.28

Finding the Fourth Proportional to 281,466.24, 422,009.04 and 148,205.28

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Solution

The fourth proportional to 281,466.24, 422,009.04 and 148,205.28 is: 222,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,466.24 : 422,009.04 = 148,205.28 : x
  2. Step 2: Convert to fraction form
    281,466.24/422,009.04 = 148,205.28/x
  3. Step 3: Cross multiply
    281,466.24x = 422,009.04 × 148,205.28
  4. Step 4: Simplify right side
    281,466.24x = 62,543,967,935.73
  5. Step 5: Solve for x
    x = 62,543,967,935.73/281,466.24
  6. Step 6: Final answer
    x = 222,207.71

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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.