Home / 204,129.47-281,682.71-113,479.91

Finding the Fourth Proportional to 204,129.47, 281,682.71 and 113,479.91

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Solution

The fourth proportional to 204,129.47, 281,682.71 and 113,479.91 is: 156,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,129.47 : 281,682.71 = 113,479.91 : x
  2. Step 2: Convert to fraction form
    204,129.47/281,682.71 = 113,479.91/x
  3. Step 3: Cross multiply
    204,129.47x = 281,682.71 × 113,479.91
  4. Step 4: Simplify right side
    204,129.47x = 31,965,328,579.36
  5. Step 5: Solve for x
    x = 31,965,328,579.36/204,129.47
  6. Step 6: Final answer
    x = 156,593.40

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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.