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Finding the Fourth Proportional to 223,209.60, 335,034.92 and 116,699.05

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Solution

The fourth proportional to 223,209.60, 335,034.92 and 116,699.05 is: 175,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,209.60 : 335,034.92 = 116,699.05 : x
  2. Step 2: Convert to fraction form
    223,209.60/335,034.92 = 116,699.05/x
  3. Step 3: Cross multiply
    223,209.60x = 335,034.92 × 116,699.05
  4. Step 4: Simplify right side
    223,209.60x = 39,098,256,880.83
  5. Step 5: Solve for x
    x = 39,098,256,880.83/223,209.60
  6. Step 6: Final answer
    x = 175,163.87

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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.