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Finding the Fourth Proportional to 73,665.54, 110,505.44 and 29,282.34

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Solution

The fourth proportional to 73,665.54, 110,505.44 and 29,282.34 is: 43,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,665.54 : 110,505.44 = 29,282.34 : x
  2. Step 2: Convert to fraction form
    73,665.54/110,505.44 = 29,282.34/x
  3. Step 3: Cross multiply
    73,665.54x = 110,505.44 × 29,282.34
  4. Step 4: Simplify right side
    73,665.54x = 3,235,857,865.93
  5. Step 5: Solve for x
    x = 3,235,857,865.93/73,665.54
  6. Step 6: Final answer
    x = 43,926.34

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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.