Home / 234,965.07-324,243.06-127,532.79

Finding the Fourth Proportional to 234,965.07, 324,243.06 and 127,532.79

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Solution

The fourth proportional to 234,965.07, 324,243.06 and 127,532.79 is: 175,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,965.07 : 324,243.06 = 127,532.79 : x
  2. Step 2: Convert to fraction form
    234,965.07/324,243.06 = 127,532.79/x
  3. Step 3: Cross multiply
    234,965.07x = 324,243.06 × 127,532.79
  4. Step 4: Simplify right side
    234,965.07x = 41,351,622,079.94
  5. Step 5: Solve for x
    x = 41,351,622,079.94/234,965.07
  6. Step 6: Final answer
    x = 175,990.51

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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.