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Finding the Fourth Proportional to 63,845.34, 95,809.32 and 28,782.87

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Solution

The fourth proportional to 63,845.34, 95,809.32 and 28,782.87 is: 43,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,845.34 : 95,809.32 = 28,782.87 : x
  2. Step 2: Convert to fraction form
    63,845.34/95,809.32 = 28,782.87/x
  3. Step 3: Cross multiply
    63,845.34x = 95,809.32 × 28,782.87
  4. Step 4: Simplify right side
    63,845.34x = 2,757,667,202.35
  5. Step 5: Solve for x
    x = 2,757,667,202.35/63,845.34
  6. Step 6: Final answer
    x = 43,192.93

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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.