Home / 79,468.12-109,667.94-43,660.44

Finding the Fourth Proportional to 79,468.12, 109,667.94 and 43,660.44

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Solution

The fourth proportional to 79,468.12, 109,667.94 and 43,660.44 is: 60,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,468.12 : 109,667.94 = 43,660.44 : x
  2. Step 2: Convert to fraction form
    79,468.12/109,667.94 = 43,660.44/x
  3. Step 3: Cross multiply
    79,468.12x = 109,667.94 × 43,660.44
  4. Step 4: Simplify right side
    79,468.12x = 4,788,150,514.29
  5. Step 5: Solve for x
    x = 4,788,150,514.29/79,468.12
  6. Step 6: Final answer
    x = 60,252.47

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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.