Home / 179,583.85-269,377.12-79,717.19

Finding the Fourth Proportional to 179,583.85, 269,377.12 and 79,717.19

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Solution

The fourth proportional to 179,583.85, 269,377.12 and 79,717.19 is: 119,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,583.85 : 269,377.12 = 79,717.19 : x
  2. Step 2: Convert to fraction form
    179,583.85/269,377.12 = 79,717.19/x
  3. Step 3: Cross multiply
    179,583.85x = 269,377.12 × 79,717.19
  4. Step 4: Simplify right side
    179,583.85x = 21,473,987,056.69
  5. Step 5: Solve for x
    x = 21,473,987,056.69/179,583.85
  6. Step 6: Final answer
    x = 119,576.38

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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.