Home / 165,768.12-248,653.89-132,698.39

Finding the Fourth Proportional to 165,768.12, 248,653.89 and 132,698.39

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Solution

The fourth proportional to 165,768.12, 248,653.89 and 132,698.39 is: 199,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,768.12 : 248,653.89 = 132,698.39 : x
  2. Step 2: Convert to fraction form
    165,768.12/248,653.89 = 132,698.39/x
  3. Step 3: Cross multiply
    165,768.12x = 248,653.89 × 132,698.39
  4. Step 4: Simplify right side
    165,768.12x = 32,995,969,626.97
  5. Step 5: Solve for x
    x = 32,995,969,626.97/165,768.12
  6. Step 6: Final answer
    x = 199,048.95

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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.