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Finding the Fourth Proportional to 219,997, 303,595.86 and 119,395

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Solution

The fourth proportional to 219,997, 303,595.86 and 119,395 is: 164,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,997 : 303,595.86 = 119,395 : x
  2. Step 2: Convert to fraction form
    219,997/303,595.86 = 119,395/x
  3. Step 3: Cross multiply
    219,997x = 303,595.86 × 119,395
  4. Step 4: Simplify right side
    219,997x = 36,247,827,704.70
  5. Step 5: Solve for x
    x = 36,247,827,704.70/219,997
  6. Step 6: Final answer
    x = 164,765.10

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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.