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Finding the Fourth Proportional to 225,757.94, 338,693.40 and 159,327.81

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Solution

The fourth proportional to 225,757.94, 338,693.40 and 159,327.81 is: 239,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,757.94 : 338,693.40 = 159,327.81 : x
  2. Step 2: Convert to fraction form
    225,757.94/338,693.40 = 159,327.81/x
  3. Step 3: Cross multiply
    225,757.94x = 338,693.40 × 159,327.81
  4. Step 4: Simplify right side
    225,757.94x = 53,963,277,683.45
  5. Step 5: Solve for x
    x = 53,963,277,683.45/225,757.94
  6. Step 6: Final answer
    x = 239,031.59

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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.