Home / 199,222.05-274,918.35-108,576.10

Finding the Fourth Proportional to 199,222.05, 274,918.35 and 108,576.10

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Solution

The fourth proportional to 199,222.05, 274,918.35 and 108,576.10 is: 149,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,222.05 : 274,918.35 = 108,576.10 : x
  2. Step 2: Convert to fraction form
    199,222.05/274,918.35 = 108,576.10/x
  3. Step 3: Cross multiply
    199,222.05x = 274,918.35 × 108,576.10
  4. Step 4: Simplify right side
    199,222.05x = 29,849,562,261.44
  5. Step 5: Solve for x
    x = 29,849,562,261.44/199,222.05
  6. Step 6: Final answer
    x = 149,830.61

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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.