Home / 205,183.62-307,668.24-92,810.16

Finding the Fourth Proportional to 205,183.62, 307,668.24 and 92,810.16

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Solution

The fourth proportional to 205,183.62, 307,668.24 and 92,810.16 is: 139,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,183.62 : 307,668.24 = 92,810.16 : x
  2. Step 2: Convert to fraction form
    205,183.62/307,668.24 = 92,810.16/x
  3. Step 3: Cross multiply
    205,183.62x = 307,668.24 × 92,810.16
  4. Step 4: Simplify right side
    205,183.62x = 28,554,738,581.32
  5. Step 5: Solve for x
    x = 28,554,738,581.32/205,183.62
  6. Step 6: Final answer
    x = 139,166.76

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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.