Home / 223,881.20-335,610.66-111,455

Finding the Fourth Proportional to 223,881.20, 335,610.66 and 111,455

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Solution

The fourth proportional to 223,881.20, 335,610.66 and 111,455 is: 167,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,881.20 : 335,610.66 = 111,455 : x
  2. Step 2: Convert to fraction form
    223,881.20/335,610.66 = 111,455/x
  3. Step 3: Cross multiply
    223,881.20x = 335,610.66 × 111,455
  4. Step 4: Simplify right side
    223,881.20x = 37,405,486,110.30
  5. Step 5: Solve for x
    x = 37,405,486,110.30/223,881.20
  6. Step 6: Final answer
    x = 167,077.39

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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.