Home / 89,801.22-123,926.49-49,516.41

Finding the Fourth Proportional to 89,801.22, 123,926.49 and 49,516.41

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Solution

The fourth proportional to 89,801.22, 123,926.49 and 49,516.41 is: 68,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,801.22 : 123,926.49 = 49,516.41 : x
  2. Step 2: Convert to fraction form
    89,801.22/123,926.49 = 49,516.41/x
  3. Step 3: Cross multiply
    89,801.22x = 123,926.49 × 49,516.41
  4. Step 4: Simplify right side
    89,801.22x = 6,136,394,888.70
  5. Step 5: Solve for x
    x = 6,136,394,888.70/89,801.22
  6. Step 6: Final answer
    x = 68,333.09

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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.