Home / 219,722.58-329,582.88-93,343.43

Finding the Fourth Proportional to 219,722.58, 329,582.88 and 93,343.43

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Solution

The fourth proportional to 219,722.58, 329,582.88 and 93,343.43 is: 140,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,722.58 : 329,582.88 = 93,343.43 : x
  2. Step 2: Convert to fraction form
    219,722.58/329,582.88 = 93,343.43/x
  3. Step 3: Cross multiply
    219,722.58x = 329,582.88 × 93,343.43
  4. Step 4: Simplify right side
    219,722.58x = 30,764,394,840.56
  5. Step 5: Solve for x
    x = 30,764,394,840.56/219,722.58
  6. Step 6: Final answer
    x = 140,014.72

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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.