Home / 79,484.05-109,687.96-43,676.36

Finding the Fourth Proportional to 79,484.05, 109,687.96 and 43,676.36

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Solution

The fourth proportional to 79,484.05, 109,687.96 and 43,676.36 is: 60,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.05 : 109,687.96 = 43,676.36 : x
  2. Step 2: Convert to fraction form
    79,484.05/109,687.96 = 43,676.36/x
  3. Step 3: Cross multiply
    79,484.05x = 109,687.96 × 43,676.36
  4. Step 4: Simplify right side
    79,484.05x = 4,790,771,301.69
  5. Step 5: Solve for x
    x = 4,790,771,301.69/79,484.05
  6. Step 6: Final answer
    x = 60,273.37

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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.