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Finding the Fourth Proportional to 223,480.87, 335,267.48 and 73,730.30

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Solution

The fourth proportional to 223,480.87, 335,267.48 and 73,730.30 is: 110,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,480.87 : 335,267.48 = 73,730.30 : x
  2. Step 2: Convert to fraction form
    223,480.87/335,267.48 = 73,730.30/x
  3. Step 3: Cross multiply
    223,480.87x = 335,267.48 × 73,730.30
  4. Step 4: Simplify right side
    223,480.87x = 24,719,370,388.63
  5. Step 5: Solve for x
    x = 24,719,370,388.63/223,480.87
  6. Step 6: Final answer
    x = 110,610.68

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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.