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Finding the Fourth Proportional to 223,593.35, 335,519.19 and 118,412.33

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Solution

The fourth proportional to 223,593.35, 335,519.19 and 118,412.33 is: 177,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,593.35 : 335,519.19 = 118,412.33 : x
  2. Step 2: Convert to fraction form
    223,593.35/335,519.19 = 118,412.33/x
  3. Step 3: Cross multiply
    223,593.35x = 335,519.19 × 118,412.33
  4. Step 4: Simplify right side
    223,593.35x = 39,729,607,370.02
  5. Step 5: Solve for x
    x = 39,729,607,370.02/223,593.35
  6. Step 6: Final answer
    x = 177,686.90

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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.