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Finding the Fourth Proportional to 183,138.96, 274,676.85 and 55,053.26

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Solution

The fourth proportional to 183,138.96, 274,676.85 and 55,053.26 is: 82,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,138.96 : 274,676.85 = 55,053.26 : x
  2. Step 2: Convert to fraction form
    183,138.96/274,676.85 = 55,053.26/x
  3. Step 3: Cross multiply
    183,138.96x = 274,676.85 × 55,053.26
  4. Step 4: Simplify right side
    183,138.96x = 15,121,854,665.65
  5. Step 5: Solve for x
    x = 15,121,854,665.65/183,138.96
  6. Step 6: Final answer
    x = 82,570.39

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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.