Home / 79,676.26-119,514.40-26,353.92

Finding the Fourth Proportional to 79,676.26, 119,514.40 and 26,353.92

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Solution

The fourth proportional to 79,676.26, 119,514.40 and 26,353.92 is: 39,530.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,676.26 : 119,514.40 = 26,353.92 : x
  2. Step 2: Convert to fraction form
    79,676.26/119,514.40 = 26,353.92/x
  3. Step 3: Cross multiply
    79,676.26x = 119,514.40 × 26,353.92
  4. Step 4: Simplify right side
    79,676.26x = 3,149,672,936.45
  5. Step 5: Solve for x
    x = 3,149,672,936.45/79,676.26
  6. Step 6: Final answer
    x = 39,530.88

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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.