Home / 204,255.69-281,868.81-113,609.71

Finding the Fourth Proportional to 204,255.69, 281,868.81 and 113,609.71

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Solution

The fourth proportional to 204,255.69, 281,868.81 and 113,609.71 is: 156,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,255.69 : 281,868.81 = 113,609.71 : x
  2. Step 2: Convert to fraction form
    204,255.69/281,868.81 = 113,609.71/x
  3. Step 3: Cross multiply
    204,255.69x = 281,868.81 × 113,609.71
  4. Step 4: Simplify right side
    204,255.69x = 32,023,032,631.44
  5. Step 5: Solve for x
    x = 32,023,032,631.44/204,255.69
  6. Step 6: Final answer
    x = 156,779.14

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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.