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Finding the Fourth Proportional to 71,676.62, 107,527.88 and 29,533.25

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Solution

The fourth proportional to 71,676.62, 107,527.88 and 29,533.25 is: 44,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,676.62 : 107,527.88 = 29,533.25 : x
  2. Step 2: Convert to fraction form
    71,676.62/107,527.88 = 29,533.25/x
  3. Step 3: Cross multiply
    71,676.62x = 107,527.88 × 29,533.25
  4. Step 4: Simplify right side
    71,676.62x = 3,175,648,104.66
  5. Step 5: Solve for x
    x = 3,175,648,104.66/71,676.62
  6. Step 6: Final answer
    x = 44,305.22

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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.