Home / 204,330.69-281,977.74-113,690.47

Finding the Fourth Proportional to 204,330.69, 281,977.74 and 113,690.47

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Solution

The fourth proportional to 204,330.69, 281,977.74 and 113,690.47 is: 156,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,330.69 : 281,977.74 = 113,690.47 : x
  2. Step 2: Convert to fraction form
    204,330.69/281,977.74 = 113,690.47/x
  3. Step 3: Cross multiply
    204,330.69x = 281,977.74 × 113,690.47
  4. Step 4: Simplify right side
    204,330.69x = 32,058,181,790.14
  5. Step 5: Solve for x
    x = 32,058,181,790.14/204,330.69
  6. Step 6: Final answer
    x = 156,893.62

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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.