Home / 119,736.76-179,628.18-45,859

Finding the Fourth Proportional to 119,736.76, 179,628.18 and 45,859

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Solution

The fourth proportional to 119,736.76, 179,628.18 and 45,859 is: 68,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,736.76 : 179,628.18 = 45,859 : x
  2. Step 2: Convert to fraction form
    119,736.76/179,628.18 = 45,859/x
  3. Step 3: Cross multiply
    119,736.76x = 179,628.18 × 45,859
  4. Step 4: Simplify right side
    119,736.76x = 8,237,568,706.62
  5. Step 5: Solve for x
    x = 8,237,568,706.62/119,736.76
  6. Step 6: Final answer
    x = 68,797.32

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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.