Home / 204,038.92-281,569.86-113,393.80

Finding the Fourth Proportional to 204,038.92, 281,569.86 and 113,393.80

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Solution

The fourth proportional to 204,038.92, 281,569.86 and 113,393.80 is: 156,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,038.92 : 281,569.86 = 113,393.80 : x
  2. Step 2: Convert to fraction form
    204,038.92/281,569.86 = 113,393.80/x
  3. Step 3: Cross multiply
    204,038.92x = 281,569.86 × 113,393.80
  4. Step 4: Simplify right side
    204,038.92x = 31,928,276,390.87
  5. Step 5: Solve for x
    x = 31,928,276,390.87/204,038.92
  6. Step 6: Final answer
    x = 156,481.30

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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.