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Finding the Fourth Proportional to 183,143.05, 274,745.59 and 63,167.42

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Solution

The fourth proportional to 183,143.05, 274,745.59 and 63,167.42 is: 94,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,143.05 : 274,745.59 = 63,167.42 : x
  2. Step 2: Convert to fraction form
    183,143.05/274,745.59 = 63,167.42/x
  3. Step 3: Cross multiply
    183,143.05x = 274,745.59 × 63,167.42
  4. Step 4: Simplify right side
    183,143.05x = 17,354,970,605.62
  5. Step 5: Solve for x
    x = 17,354,970,605.62/183,143.05
  6. Step 6: Final answer
    x = 94,761.83

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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.