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Finding the Fourth Proportional to 63,544.62, 95,317.62 and 19,171.77

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Solution

The fourth proportional to 63,544.62, 95,317.62 and 19,171.77 is: 28,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,544.62 : 95,317.62 = 19,171.77 : x
  2. Step 2: Convert to fraction form
    63,544.62/95,317.62 = 19,171.77/x
  3. Step 3: Cross multiply
    63,544.62x = 95,317.62 × 19,171.77
  4. Step 4: Simplify right side
    63,544.62x = 1,827,407,487.59
  5. Step 5: Solve for x
    x = 1,827,407,487.59/63,544.62
  6. Step 6: Final answer
    x = 28,757.86

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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.