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Finding the Fourth Proportional to 223,328.76, 335,044.92 and 73,563.66

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Solution

The fourth proportional to 223,328.76, 335,044.92 and 73,563.66 is: 110,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,328.76 : 335,044.92 = 73,563.66 : x
  2. Step 2: Convert to fraction form
    223,328.76/335,044.92 = 73,563.66/x
  3. Step 3: Cross multiply
    223,328.76x = 335,044.92 × 73,563.66
  4. Step 4: Simplify right side
    223,328.76x = 24,647,130,579.61
  5. Step 5: Solve for x
    x = 24,647,130,579.61/223,328.76
  6. Step 6: Final answer
    x = 110,362.55

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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.