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Finding the Fourth Proportional to 371,842.08, 557,850.56 and 122,524

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Solution

The fourth proportional to 371,842.08, 557,850.56 and 122,524 is: 183,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,842.08 : 557,850.56 = 122,524 : x
  2. Step 2: Convert to fraction form
    371,842.08/557,850.56 = 122,524/x
  3. Step 3: Cross multiply
    371,842.08x = 557,850.56 × 122,524
  4. Step 4: Simplify right side
    371,842.08x = 68,350,082,013.44
  5. Step 5: Solve for x
    x = 68,350,082,013.44/371,842.08
  6. Step 6: Final answer
    x = 183,814.81

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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.