Home / 79,567.24-109,805.64-43,760.04

Finding the Fourth Proportional to 79,567.24, 109,805.64 and 43,760.04

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Solution

The fourth proportional to 79,567.24, 109,805.64 and 43,760.04 is: 60,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,567.24 : 109,805.64 = 43,760.04 : x
  2. Step 2: Convert to fraction form
    79,567.24/109,805.64 = 43,760.04/x
  3. Step 3: Cross multiply
    79,567.24x = 109,805.64 × 43,760.04
  4. Step 4: Simplify right side
    79,567.24x = 4,805,099,198.63
  5. Step 5: Solve for x
    x = 4,805,099,198.63/79,567.24
  6. Step 6: Final answer
    x = 60,390.42

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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.