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Finding the Fourth Proportional to 271,945.44, 375,338.40 and 173,765.88

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Solution

The fourth proportional to 271,945.44, 375,338.40 and 173,765.88 is: 239,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,945.44 : 375,338.40 = 173,765.88 : x
  2. Step 2: Convert to fraction form
    271,945.44/375,338.40 = 173,765.88/x
  3. Step 3: Cross multiply
    271,945.44x = 375,338.40 × 173,765.88
  4. Step 4: Simplify right side
    271,945.44x = 65,221,007,373.79
  5. Step 5: Solve for x
    x = 65,221,007,373.79/271,945.44
  6. Step 6: Final answer
    x = 239,831.22

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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.