Home / 219,743.73-329,625.18-107,518.44

Finding the Fourth Proportional to 219,743.73, 329,625.18 and 107,518.44

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Solution

The fourth proportional to 219,743.73, 329,625.18 and 107,518.44 is: 161,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,743.73 : 329,625.18 = 107,518.44 : x
  2. Step 2: Convert to fraction form
    219,743.73/329,625.18 = 107,518.44/x
  3. Step 3: Cross multiply
    219,743.73x = 329,625.18 × 107,518.44
  4. Step 4: Simplify right side
    219,743.73x = 35,440,785,138.32
  5. Step 5: Solve for x
    x = 35,440,785,138.32/219,743.73
  6. Step 6: Final answer
    x = 161,282.35

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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.