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Finding the Fourth Proportional to 63,569, 87,725.22 and 41,213

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Solution

The fourth proportional to 63,569, 87,725.22 and 41,213 is: 56,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,569 : 87,725.22 = 41,213 : x
  2. Step 2: Convert to fraction form
    63,569/87,725.22 = 41,213/x
  3. Step 3: Cross multiply
    63,569x = 87,725.22 × 41,213
  4. Step 4: Simplify right side
    63,569x = 3,615,419,491.86
  5. Step 5: Solve for x
    x = 3,615,419,491.86/63,569
  6. Step 6: Final answer
    x = 56,873.94

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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.