Home / 204,231.05-281,837.27-112,348.35

Finding the Fourth Proportional to 204,231.05, 281,837.27 and 112,348.35

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Solution

The fourth proportional to 204,231.05, 281,837.27 and 112,348.35 is: 155,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,231.05 : 281,837.27 = 112,348.35 : x
  2. Step 2: Convert to fraction form
    204,231.05/281,837.27 = 112,348.35/x
  3. Step 3: Cross multiply
    204,231.05x = 281,837.27 × 112,348.35
  4. Step 4: Simplify right side
    204,231.05x = 31,663,952,533.88
  5. Step 5: Solve for x
    x = 31,663,952,533.88/204,231.05
  6. Step 6: Final answer
    x = 155,039.86

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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.