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Finding the Fourth Proportional to 73,093.62, 109,639.53 and 23,173.62

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Solution

The fourth proportional to 73,093.62, 109,639.53 and 23,173.62 is: 34,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,093.62 : 109,639.53 = 23,173.62 : x
  2. Step 2: Convert to fraction form
    73,093.62/109,639.53 = 23,173.62/x
  3. Step 3: Cross multiply
    73,093.62x = 109,639.53 × 23,173.62
  4. Step 4: Simplify right side
    73,093.62x = 2,540,744,805.20
  5. Step 5: Solve for x
    x = 2,540,744,805.20/73,093.62
  6. Step 6: Final answer
    x = 34,760.14

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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.