Home / 130,324.77-179,794.73-79,296.59

Finding the Fourth Proportional to 130,324.77, 179,794.73 and 79,296.59

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Solution

The fourth proportional to 130,324.77, 179,794.73 and 79,296.59 is: 109,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,324.77 : 179,794.73 = 79,296.59 : x
  2. Step 2: Convert to fraction form
    130,324.77/179,794.73 = 79,296.59/x
  3. Step 3: Cross multiply
    130,324.77x = 179,794.73 × 79,296.59
  4. Step 4: Simplify right side
    130,324.77x = 14,257,109,636.70
  5. Step 5: Solve for x
    x = 14,257,109,636.70/130,324.77
  6. Step 6: Final answer
    x = 109,396.78

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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.