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Finding the Fourth Proportional to 241,199.92, 332,802.26 and 139,203.78

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Solution

The fourth proportional to 241,199.92, 332,802.26 and 139,203.78 is: 192,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,199.92 : 332,802.26 = 139,203.78 : x
  2. Step 2: Convert to fraction form
    241,199.92/332,802.26 = 139,203.78/x
  3. Step 3: Cross multiply
    241,199.92x = 332,802.26 × 139,203.78
  4. Step 4: Simplify right side
    241,199.92x = 46,327,332,584.54
  5. Step 5: Solve for x
    x = 46,327,332,584.54/241,199.92
  6. Step 6: Final answer
    x = 192,070.27

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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.