Home / 204,219.82-281,814.64-112,333.27

Finding the Fourth Proportional to 204,219.82, 281,814.64 and 112,333.27

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Solution

The fourth proportional to 204,219.82, 281,814.64 and 112,333.27 is: 155,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,219.82 : 281,814.64 = 112,333.27 : x
  2. Step 2: Convert to fraction form
    204,219.82/281,814.64 = 112,333.27/x
  3. Step 3: Cross multiply
    204,219.82x = 281,814.64 × 112,333.27
  4. Step 4: Simplify right side
    204,219.82x = 31,657,158,074.33
  5. Step 5: Solve for x
    x = 31,657,158,074.33/204,219.82
  6. Step 6: Final answer
    x = 155,015.11

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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.