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Finding the Fourth Proportional to 240,658.52, 361,195.14 and 166,838.36

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Solution

The fourth proportional to 240,658.52, 361,195.14 and 166,838.36 is: 250,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,658.52 : 361,195.14 = 166,838.36 : x
  2. Step 2: Convert to fraction form
    240,658.52/361,195.14 = 166,838.36/x
  3. Step 3: Cross multiply
    240,658.52x = 361,195.14 × 166,838.36
  4. Step 4: Simplify right side
    240,658.52x = 60,261,204,797.57
  5. Step 5: Solve for x
    x = 60,261,204,797.57/240,658.52
  6. Step 6: Final answer
    x = 250,401.29

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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.