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Finding the Fourth Proportional to 224,183.57, 336,321.92 and 105,790.32

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Solution

The fourth proportional to 224,183.57, 336,321.92 and 105,790.32 is: 158,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,183.57 : 336,321.92 = 105,790.32 : x
  2. Step 2: Convert to fraction form
    224,183.57/336,321.92 = 105,790.32/x
  3. Step 3: Cross multiply
    224,183.57x = 336,321.92 × 105,790.32
  4. Step 4: Simplify right side
    224,183.57x = 35,579,603,804.29
  5. Step 5: Solve for x
    x = 35,579,603,804.29/224,183.57
  6. Step 6: Final answer
    x = 158,707.46

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1.5x scale

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.