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Finding the Fourth Proportional to 73,635.78, 101,618 and 41,371.06

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Solution

The fourth proportional to 73,635.78, 101,618 and 41,371.06 is: 57,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,635.78 : 101,618 = 41,371.06 : x
  2. Step 2: Convert to fraction form
    73,635.78/101,618 = 41,371.06/x
  3. Step 3: Cross multiply
    73,635.78x = 101,618 × 41,371.06
  4. Step 4: Simplify right side
    73,635.78x = 4,204,044,375.08
  5. Step 5: Solve for x
    x = 4,204,044,375.08/73,635.78
  6. Step 6: Final answer
    x = 57,092.41

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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.