Home / 219,786.50-303,305.38-119,184.58

Finding the Fourth Proportional to 219,786.50, 303,305.38 and 119,184.58

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Solution

The fourth proportional to 219,786.50, 303,305.38 and 119,184.58 is: 164,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,786.50 : 303,305.38 = 119,184.58 : x
  2. Step 2: Convert to fraction form
    219,786.50/303,305.38 = 119,184.58/x
  3. Step 3: Cross multiply
    219,786.50x = 303,305.38 × 119,184.58
  4. Step 4: Simplify right side
    219,786.50x = 36,149,324,327.04
  5. Step 5: Solve for x
    x = 36,149,324,327.04/219,786.50
  6. Step 6: Final answer
    x = 164,474.73

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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.