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Finding the Fourth Proportional to 219,624.28, 303,081.46 and 119,022.28

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Solution

The fourth proportional to 219,624.28, 303,081.46 and 119,022.28 is: 164,250.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,624.28 : 303,081.46 = 119,022.28 : x
  2. Step 2: Convert to fraction form
    219,624.28/303,081.46 = 119,022.28/x
  3. Step 3: Cross multiply
    219,624.28x = 303,081.46 × 119,022.28
  4. Step 4: Simplify right side
    219,624.28x = 36,073,446,394.93
  5. Step 5: Solve for x
    x = 36,073,446,394.93/219,624.28
  6. Step 6: Final answer
    x = 164,250.72

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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.