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Finding the Fourth Proportional to 273,175.78, 377,007.45 and 165,773.14

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Solution

The fourth proportional to 273,175.78, 377,007.45 and 165,773.14 is: 228,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,175.78 : 377,007.45 = 165,773.14 : x
  2. Step 2: Convert to fraction form
    273,175.78/377,007.45 = 165,773.14/x
  3. Step 3: Cross multiply
    273,175.78x = 377,007.45 × 165,773.14
  4. Step 4: Simplify right side
    273,175.78x = 62,497,708,789.89
  5. Step 5: Solve for x
    x = 62,497,708,789.89/273,175.78
  6. Step 6: Final answer
    x = 228,782.03

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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.