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Finding the Fourth Proportional to 73,631.44, 110,388.54 and 32,049.28

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Solution

The fourth proportional to 73,631.44, 110,388.54 and 32,049.28 is: 48,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,631.44 : 110,388.54 = 32,049.28 : x
  2. Step 2: Convert to fraction form
    73,631.44/110,388.54 = 32,049.28/x
  3. Step 3: Cross multiply
    73,631.44x = 110,388.54 × 32,049.28
  4. Step 4: Simplify right side
    73,631.44x = 3,537,873,227.25
  5. Step 5: Solve for x
    x = 3,537,873,227.25/73,631.44
  6. Step 6: Final answer
    x = 48,048.40

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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.