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Finding the Fourth Proportional to 240,710.29, 332,185.41 and 131,819.25

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Solution

The fourth proportional to 240,710.29, 332,185.41 and 131,819.25 is: 181,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,710.29 : 332,185.41 = 131,819.25 : x
  2. Step 2: Convert to fraction form
    240,710.29/332,185.41 = 131,819.25/x
  3. Step 3: Cross multiply
    240,710.29x = 332,185.41 × 131,819.25
  4. Step 4: Simplify right side
    240,710.29x = 43,788,431,607.14
  5. Step 5: Solve for x
    x = 43,788,431,607.14/240,710.29
  6. Step 6: Final answer
    x = 181,913.42

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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.