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Finding the Fourth Proportional to 48,241.62, 72,237.81 and 33,294.87

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Solution

The fourth proportional to 48,241.62, 72,237.81 and 33,294.87 is: 49,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.62 : 72,237.81 = 33,294.87 : x
  2. Step 2: Convert to fraction form
    48,241.62/72,237.81 = 33,294.87/x
  3. Step 3: Cross multiply
    48,241.62x = 72,237.81 × 33,294.87
  4. Step 4: Simplify right side
    48,241.62x = 2,405,148,493.03
  5. Step 5: Solve for x
    x = 2,405,148,493.03/48,241.62
  6. Step 6: Final answer
    x = 49,856.30

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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.