Home / 204,038.07-281,573.11-113,393.76

Finding the Fourth Proportional to 204,038.07, 281,573.11 and 113,393.76

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Solution

The fourth proportional to 204,038.07, 281,573.11 and 113,393.76 is: 156,483.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,038.07 : 281,573.11 = 113,393.76 : x
  2. Step 2: Convert to fraction form
    204,038.07/281,573.11 = 113,393.76/x
  3. Step 3: Cross multiply
    204,038.07x = 281,573.11 × 113,393.76
  4. Step 4: Simplify right side
    204,038.07x = 31,928,632,743.64
  5. Step 5: Solve for x
    x = 31,928,632,743.64/204,038.07
  6. Step 6: Final answer
    x = 156,483.71

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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.