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Finding the Fourth Proportional to 95,801.78, 143,575.34 and 50,813.87

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Solution

The fourth proportional to 95,801.78, 143,575.34 and 50,813.87 is: 76,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,801.78 : 143,575.34 = 50,813.87 : x
  2. Step 2: Convert to fraction form
    95,801.78/143,575.34 = 50,813.87/x
  3. Step 3: Cross multiply
    95,801.78x = 143,575.34 × 50,813.87
  4. Step 4: Simplify right side
    95,801.78x = 7,295,619,147.94
  5. Step 5: Solve for x
    x = 7,295,619,147.94/95,801.78
  6. Step 6: Final answer
    x = 76,153.27

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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.