Home / 219,183.44-302,455.92-134,288.96

Finding the Fourth Proportional to 219,183.44, 302,455.92 and 134,288.96

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Solution

The fourth proportional to 219,183.44, 302,455.92 and 134,288.96 is: 185,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,183.44 : 302,455.92 = 134,288.96 : x
  2. Step 2: Convert to fraction form
    219,183.44/302,455.92 = 134,288.96/x
  3. Step 3: Cross multiply
    219,183.44x = 302,455.92 × 134,288.96
  4. Step 4: Simplify right side
    219,183.44x = 40,616,490,942.64
  5. Step 5: Solve for x
    x = 40,616,490,942.64/219,183.44
  6. Step 6: Final answer
    x = 185,308.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.