Home / 204,122.33-281,698.43-113,479.81

Finding the Fourth Proportional to 204,122.33, 281,698.43 and 113,479.81

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Solution

The fourth proportional to 204,122.33, 281,698.43 and 113,479.81 is: 156,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,122.33 : 281,698.43 = 113,479.81 : x
  2. Step 2: Convert to fraction form
    204,122.33/281,698.43 = 113,479.81/x
  3. Step 3: Cross multiply
    204,122.33x = 281,698.43 × 113,479.81
  4. Step 4: Simplify right side
    204,122.33x = 31,967,082,337.81
  5. Step 5: Solve for x
    x = 31,967,082,337.81/204,122.33
  6. Step 6: Final answer
    x = 156,607.48

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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.