Home / 190,921.82-263,456.66-110,354.54

Finding the Fourth Proportional to 190,921.82, 263,456.66 and 110,354.54

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Solution

The fourth proportional to 190,921.82, 263,456.66 and 110,354.54 is: 152,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,921.82 : 263,456.66 = 110,354.54 : x
  2. Step 2: Convert to fraction form
    190,921.82/263,456.66 = 110,354.54/x
  3. Step 3: Cross multiply
    190,921.82x = 263,456.66 × 110,354.54
  4. Step 4: Simplify right side
    190,921.82x = 29,073,637,972.46
  5. Step 5: Solve for x
    x = 29,073,637,972.46/190,921.82
  6. Step 6: Final answer
    x = 152,280.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.