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Finding the Fourth Proportional to 71,282.34, 98,369.31 and 41,073.04

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Solution

The fourth proportional to 71,282.34, 98,369.31 and 41,073.04 is: 56,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,282.34 : 98,369.31 = 41,073.04 : x
  2. Step 2: Convert to fraction form
    71,282.34/98,369.31 = 41,073.04/x
  3. Step 3: Cross multiply
    71,282.34x = 98,369.31 × 41,073.04
  4. Step 4: Simplify right side
    71,282.34x = 4,040,326,881.39
  5. Step 5: Solve for x
    x = 4,040,326,881.39/71,282.34
  6. Step 6: Final answer
    x = 56,680.62

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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.