Home / 204,044.64-281,549.43-117,971.61

Finding the Fourth Proportional to 204,044.64, 281,549.43 and 117,971.61

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Solution

The fourth proportional to 204,044.64, 281,549.43 and 117,971.61 is: 162,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,044.64 : 281,549.43 = 117,971.61 : x
  2. Step 2: Convert to fraction form
    204,044.64/281,549.43 = 117,971.61/x
  3. Step 3: Cross multiply
    204,044.64x = 281,549.43 × 117,971.61
  4. Step 4: Simplify right side
    204,044.64x = 33,214,839,551.68
  5. Step 5: Solve for x
    x = 33,214,839,551.68/204,044.64
  6. Step 6: Final answer
    x = 162,782.22

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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.