Home / 219,982.20-303,575.43-119,380.20

Finding the Fourth Proportional to 219,982.20, 303,575.43 and 119,380.20

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Solution

The fourth proportional to 219,982.20, 303,575.43 and 119,380.20 is: 164,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,982.20 : 303,575.43 = 119,380.20 : x
  2. Step 2: Convert to fraction form
    219,982.20/303,575.43 = 119,380.20/x
  3. Step 3: Cross multiply
    219,982.20x = 303,575.43 × 119,380.20
  4. Step 4: Simplify right side
    219,982.20x = 36,240,895,548.49
  5. Step 5: Solve for x
    x = 36,240,895,548.49/219,982.20
  6. Step 6: Final answer
    x = 164,744.67

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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.