Home / 219,370.26-329,228.49-112,749.96

Finding the Fourth Proportional to 219,370.26, 329,228.49 and 112,749.96

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Solution

The fourth proportional to 219,370.26, 329,228.49 and 112,749.96 is: 169,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,370.26 : 329,228.49 = 112,749.96 : x
  2. Step 2: Convert to fraction form
    219,370.26/329,228.49 = 112,749.96/x
  3. Step 3: Cross multiply
    219,370.26x = 329,228.49 × 112,749.96
  4. Step 4: Simplify right side
    219,370.26x = 37,120,499,078.36
  5. Step 5: Solve for x
    x = 37,120,499,078.36/219,370.26
  6. Step 6: Final answer
    x = 169,213.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.