Home / 264,639.91-396,984.44-75,104.92

Finding the Fourth Proportional to 264,639.91, 396,984.44 and 75,104.92

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Solution

The fourth proportional to 264,639.91, 396,984.44 and 75,104.92 is: 112,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,639.91 : 396,984.44 = 75,104.92 : x
  2. Step 2: Convert to fraction form
    264,639.91/396,984.44 = 75,104.92/x
  3. Step 3: Cross multiply
    264,639.91x = 396,984.44 × 75,104.92
  4. Step 4: Simplify right side
    264,639.91x = 29,815,485,291.44
  5. Step 5: Solve for x
    x = 29,815,485,291.44/264,639.91
  6. Step 6: Final answer
    x = 112,664.36

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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.