Home / 219,682.22-329,523.24-61,890.08

Finding the Fourth Proportional to 219,682.22, 329,523.24 and 61,890.08

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Solution

The fourth proportional to 219,682.22, 329,523.24 and 61,890.08 is: 92,835.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,682.22 : 329,523.24 = 61,890.08 : x
  2. Step 2: Convert to fraction form
    219,682.22/329,523.24 = 61,890.08/x
  3. Step 3: Cross multiply
    219,682.22x = 329,523.24 × 61,890.08
  4. Step 4: Simplify right side
    219,682.22x = 20,394,219,685.46
  5. Step 5: Solve for x
    x = 20,394,219,685.46/219,682.22
  6. Step 6: Final answer
    x = 92,835.09

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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.