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Finding the Fourth Proportional to 48,942.44, 73,419.02 and 15,654.68

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Solution

The fourth proportional to 48,942.44, 73,419.02 and 15,654.68 is: 23,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,942.44 : 73,419.02 = 15,654.68 : x
  2. Step 2: Convert to fraction form
    48,942.44/73,419.02 = 15,654.68/x
  3. Step 3: Cross multiply
    48,942.44x = 73,419.02 × 15,654.68
  4. Step 4: Simplify right side
    48,942.44x = 1,149,351,264.01
  5. Step 5: Solve for x
    x = 1,149,351,264.01/48,942.44
  6. Step 6: Final answer
    x = 23,483.73

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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.