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Finding the Fourth Proportional to 241,911.90, 333,842.58 and 133,020.90

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Solution

The fourth proportional to 241,911.90, 333,842.58 and 133,020.90 is: 183,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,911.90 : 333,842.58 = 133,020.90 : x
  2. Step 2: Convert to fraction form
    241,911.90/333,842.58 = 133,020.90/x
  3. Step 3: Cross multiply
    241,911.90x = 333,842.58 × 133,020.90
  4. Step 4: Simplify right side
    241,911.90x = 44,408,040,449.92
  5. Step 5: Solve for x
    x = 44,408,040,449.92/241,911.90
  6. Step 6: Final answer
    x = 183,571.13

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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.