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Finding the Fourth Proportional to 223,699.48, 335,268.28 and 133,808.52

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Solution

The fourth proportional to 223,699.48, 335,268.28 and 133,808.52 is: 200,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,699.48 : 335,268.28 = 133,808.52 : x
  2. Step 2: Convert to fraction form
    223,699.48/335,268.28 = 133,808.52/x
  3. Step 3: Cross multiply
    223,699.48x = 335,268.28 × 133,808.52
  4. Step 4: Simplify right side
    223,699.48x = 44,861,752,349.75
  5. Step 5: Solve for x
    x = 44,861,752,349.75/223,699.48
  6. Step 6: Final answer
    x = 200,544.73

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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.