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Finding the Fourth Proportional to 270,552.41, 405,883.97 and 93,036.36

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Solution

The fourth proportional to 270,552.41, 405,883.97 and 93,036.36 is: 139,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,552.41 : 405,883.97 = 93,036.36 : x
  2. Step 2: Convert to fraction form
    270,552.41/405,883.97 = 93,036.36/x
  3. Step 3: Cross multiply
    270,552.41x = 405,883.97 × 93,036.36
  4. Step 4: Simplify right side
    270,552.41x = 37,761,966,685.97
  5. Step 5: Solve for x
    x = 37,761,966,685.97/270,552.41
  6. Step 6: Final answer
    x = 139,573.58

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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.