Home / 79,293.63-109,426.32-43,481.28

Finding the Fourth Proportional to 79,293.63, 109,426.32 and 43,481.28

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Solution

The fourth proportional to 79,293.63, 109,426.32 and 43,481.28 is: 60,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,293.63 : 109,426.32 = 43,481.28 : x
  2. Step 2: Convert to fraction form
    79,293.63/109,426.32 = 43,481.28/x
  3. Step 3: Cross multiply
    79,293.63x = 109,426.32 × 43,481.28
  4. Step 4: Simplify right side
    79,293.63x = 4,757,996,439.59
  5. Step 5: Solve for x
    x = 4,757,996,439.59/79,293.63
  6. Step 6: Final answer
    x = 60,004.77

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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.