Home / 204,040.07-281,575.87-113,395.76

Finding the Fourth Proportional to 204,040.07, 281,575.87 and 113,395.76

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Solution

The fourth proportional to 204,040.07, 281,575.87 and 113,395.76 is: 156,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,040.07 : 281,575.87 = 113,395.76 : x
  2. Step 2: Convert to fraction form
    204,040.07/281,575.87 = 113,395.76/x
  3. Step 3: Cross multiply
    204,040.07x = 281,575.87 × 113,395.76
  4. Step 4: Simplify right side
    204,040.07x = 31,929,509,776.31
  5. Step 5: Solve for x
    x = 31,929,509,776.31/204,040.07
  6. Step 6: Final answer
    x = 156,486.47

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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.