Home / 140,790.77-211,183.89-34,175.60

Finding the Fourth Proportional to 140,790.77, 211,183.89 and 34,175.60

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Solution

The fourth proportional to 140,790.77, 211,183.89 and 34,175.60 is: 51,262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,790.77 : 211,183.89 = 34,175.60 : x
  2. Step 2: Convert to fraction form
    140,790.77/211,183.89 = 34,175.60/x
  3. Step 3: Cross multiply
    140,790.77x = 211,183.89 × 34,175.60
  4. Step 4: Simplify right side
    140,790.77x = 7,217,336,151.08
  5. Step 5: Solve for x
    x = 7,217,336,151.08/140,790.77
  6. Step 6: Final answer
    x = 51,262.85

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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.