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Finding the Fourth Proportional to 63,375.36, 95,048.64 and 28,296

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Solution

The fourth proportional to 63,375.36, 95,048.64 and 28,296 is: 42,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,375.36 : 95,048.64 = 28,296 : x
  2. Step 2: Convert to fraction form
    63,375.36/95,048.64 = 28,296/x
  3. Step 3: Cross multiply
    63,375.36x = 95,048.64 × 28,296
  4. Step 4: Simplify right side
    63,375.36x = 2,689,496,317.44
  5. Step 5: Solve for x
    x = 2,689,496,317.44/63,375.36
  6. Step 6: Final answer
    x = 42,437.57

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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.