Home / 225,945.86-338,927.62-68,174.34

Finding the Fourth Proportional to 225,945.86, 338,927.62 and 68,174.34

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Solution

The fourth proportional to 225,945.86, 338,927.62 and 68,174.34 is: 102,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,945.86 : 338,927.62 = 68,174.34 : x
  2. Step 2: Convert to fraction form
    225,945.86/338,927.62 = 68,174.34/x
  3. Step 3: Cross multiply
    225,945.86x = 338,927.62 × 68,174.34
  4. Step 4: Simplify right side
    225,945.86x = 23,106,166,801.27
  5. Step 5: Solve for x
    x = 23,106,166,801.27/225,945.86
  6. Step 6: Final answer
    x = 102,264.17

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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.