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Finding the Fourth Proportional to 73,594.22, 110,371.50 and 20,273.49

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Solution

The fourth proportional to 73,594.22, 110,371.50 and 20,273.49 is: 30,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,594.22 : 110,371.50 = 20,273.49 : x
  2. Step 2: Convert to fraction form
    73,594.22/110,371.50 = 20,273.49/x
  3. Step 3: Cross multiply
    73,594.22x = 110,371.50 × 20,273.49
  4. Step 4: Simplify right side
    73,594.22x = 2,237,615,501.54
  5. Step 5: Solve for x
    x = 2,237,615,501.54/73,594.22
  6. Step 6: Final answer
    x = 30,404.77

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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.