Home / 204,856.78-307,321.50-62,698.91

Finding the Fourth Proportional to 204,856.78, 307,321.50 and 62,698.91

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Solution

The fourth proportional to 204,856.78, 307,321.50 and 62,698.91 is: 94,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,856.78 : 307,321.50 = 62,698.91 : x
  2. Step 2: Convert to fraction form
    204,856.78/307,321.50 = 62,698.91/x
  3. Step 3: Cross multiply
    204,856.78x = 307,321.50 × 62,698.91
  4. Step 4: Simplify right side
    204,856.78x = 19,268,722,704.42
  5. Step 5: Solve for x
    x = 19,268,722,704.42/204,856.78
  6. Step 6: Final answer
    x = 94,059.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.