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Finding the Fourth Proportional to 73,680.48, 110,564.46 and 29,295.32

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Solution

The fourth proportional to 73,680.48, 110,564.46 and 29,295.32 is: 43,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,680.48 : 110,564.46 = 29,295.32 : x
  2. Step 2: Convert to fraction form
    73,680.48/110,564.46 = 29,295.32/x
  3. Step 3: Cross multiply
    73,680.48x = 110,564.46 × 29,295.32
  4. Step 4: Simplify right side
    73,680.48x = 3,239,021,236.33
  5. Step 5: Solve for x
    x = 3,239,021,236.33/73,680.48
  6. Step 6: Final answer
    x = 43,960.37

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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.