Home / 140,775.44-211,183.71-40,922.65

Finding the Fourth Proportional to 140,775.44, 211,183.71 and 40,922.65

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Solution

The fourth proportional to 140,775.44, 211,183.71 and 40,922.65 is: 61,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,775.44 : 211,183.71 = 40,922.65 : x
  2. Step 2: Convert to fraction form
    140,775.44/211,183.71 = 40,922.65/x
  3. Step 3: Cross multiply
    140,775.44x = 211,183.71 × 40,922.65
  4. Step 4: Simplify right side
    140,775.44x = 8,642,197,160.55
  5. Step 5: Solve for x
    x = 8,642,197,160.55/140,775.44
  6. Step 6: Final answer
    x = 61,389.95

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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.