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Finding the Fourth Proportional to 241,304.76, 333,016.31 and 139,334.51

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Solution

The fourth proportional to 241,304.76, 333,016.31 and 139,334.51 is: 192,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,304.76 : 333,016.31 = 139,334.51 : x
  2. Step 2: Convert to fraction form
    241,304.76/333,016.31 = 139,334.51/x
  3. Step 3: Cross multiply
    241,304.76x = 333,016.31 × 139,334.51
  4. Step 4: Simplify right side
    241,304.76x = 46,400,665,556.74
  5. Step 5: Solve for x
    x = 46,400,665,556.74/241,304.76
  6. Step 6: Final answer
    x = 192,290.72

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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.