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Finding the Fourth Proportional to 223,998.58, 335,993.54 and 55,519.25

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Solution

The fourth proportional to 223,998.58, 335,993.54 and 55,519.25 is: 83,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,998.58 : 335,993.54 = 55,519.25 : x
  2. Step 2: Convert to fraction form
    223,998.58/335,993.54 = 55,519.25/x
  3. Step 3: Cross multiply
    223,998.58x = 335,993.54 × 55,519.25
  4. Step 4: Simplify right side
    223,998.58x = 18,654,109,345.65
  5. Step 5: Solve for x
    x = 18,654,109,345.65/223,998.58
  6. Step 6: Final answer
    x = 83,277.80

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1.5x scale

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.