Home / 79,604.39-119,381.16-26,286.44

Finding the Fourth Proportional to 79,604.39, 119,381.16 and 26,286.44

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Solution

The fourth proportional to 79,604.39, 119,381.16 and 26,286.44 is: 39,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,604.39 : 119,381.16 = 26,286.44 : x
  2. Step 2: Convert to fraction form
    79,604.39/119,381.16 = 26,286.44/x
  3. Step 3: Cross multiply
    79,604.39x = 119,381.16 × 26,286.44
  4. Step 4: Simplify right side
    79,604.39x = 3,138,105,699.47
  5. Step 5: Solve for x
    x = 3,138,105,699.47/79,604.39
  6. Step 6: Final answer
    x = 39,421.26

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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.