Home / 281,580.01-422,369.76-113,100.36

Finding the Fourth Proportional to 281,580.01, 422,369.76 and 113,100.36

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Solution

The fourth proportional to 281,580.01, 422,369.76 and 113,100.36 is: 169,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,580.01 : 422,369.76 = 113,100.36 : x
  2. Step 2: Convert to fraction form
    281,580.01/422,369.76 = 113,100.36/x
  3. Step 3: Cross multiply
    281,580.01x = 422,369.76 × 113,100.36
  4. Step 4: Simplify right side
    281,580.01x = 47,770,172,963.67
  5. Step 5: Solve for x
    x = 47,770,172,963.67/281,580.01
  6. Step 6: Final answer
    x = 169,650.44

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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.