Home / 163,982.61-245,974.20-45,653.97

Finding the Fourth Proportional to 163,982.61, 245,974.20 and 45,653.97

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Solution

The fourth proportional to 163,982.61, 245,974.20 and 45,653.97 is: 68,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,982.61 : 245,974.20 = 45,653.97 : x
  2. Step 2: Convert to fraction form
    163,982.61/245,974.20 = 45,653.97/x
  3. Step 3: Cross multiply
    163,982.61x = 245,974.20 × 45,653.97
  4. Step 4: Simplify right side
    163,982.61x = 11,229,698,747.57
  5. Step 5: Solve for x
    x = 11,229,698,747.57/163,982.61
  6. Step 6: Final answer
    x = 68,481.03

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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.