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Finding the Fourth Proportional to 219,903.62, 303,467.56 and 119,301.62

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Solution

The fourth proportional to 219,903.62, 303,467.56 and 119,301.62 is: 164,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,903.62 : 303,467.56 = 119,301.62 : x
  2. Step 2: Convert to fraction form
    219,903.62/303,467.56 = 119,301.62/x
  3. Step 3: Cross multiply
    219,903.62x = 303,467.56 × 119,301.62
  4. Step 4: Simplify right side
    219,903.62x = 36,204,171,525.45
  5. Step 5: Solve for x
    x = 36,204,171,525.45/219,903.62
  6. Step 6: Final answer
    x = 164,636.54

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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.