Home / 324,112.68-447,272.95-188,159.27

Finding the Fourth Proportional to 324,112.68, 447,272.95 and 188,159.27

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Solution

The fourth proportional to 324,112.68, 447,272.95 and 188,159.27 is: 259,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,112.68 : 447,272.95 = 188,159.27 : x
  2. Step 2: Convert to fraction form
    324,112.68/447,272.95 = 188,159.27/x
  3. Step 3: Cross multiply
    324,112.68x = 447,272.95 × 188,159.27
  4. Step 4: Simplify right side
    324,112.68x = 84,158,550,733.26
  5. Step 5: Solve for x
    x = 84,158,550,733.26/324,112.68
  6. Step 6: Final answer
    x = 259,658.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.