Home / 268,083.72-369,954.56-147,232.83

Finding the Fourth Proportional to 268,083.72, 369,954.56 and 147,232.83

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Solution

The fourth proportional to 268,083.72, 369,954.56 and 147,232.83 is: 203,180.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,083.72 : 369,954.56 = 147,232.83 : x
  2. Step 2: Convert to fraction form
    268,083.72/369,954.56 = 147,232.83/x
  3. Step 3: Cross multiply
    268,083.72x = 369,954.56 × 147,232.83
  4. Step 4: Simplify right side
    268,083.72x = 54,469,457,208.29
  5. Step 5: Solve for x
    x = 54,469,457,208.29/268,083.72
  6. Step 6: Final answer
    x = 203,180.77

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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.