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Finding the Fourth Proportional to 150,518.75, 225,793.25 and 39,710.75

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Solution

The fourth proportional to 150,518.75, 225,793.25 and 39,710.75 is: 59,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,518.75 : 225,793.25 = 39,710.75 : x
  2. Step 2: Convert to fraction form
    150,518.75/225,793.25 = 39,710.75/x
  3. Step 3: Cross multiply
    150,518.75x = 225,793.25 × 39,710.75
  4. Step 4: Simplify right side
    150,518.75x = 8,966,419,103.88
  5. Step 5: Solve for x
    x = 8,966,419,103.88/150,518.75
  6. Step 6: Final answer
    x = 59,570.11

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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.