Home / 150,744.90-225,960-50,870.70

Finding the Fourth Proportional to 150,744.90, 225,960 and 50,870.70

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Solution

The fourth proportional to 150,744.90, 225,960 and 50,870.70 is: 76,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,744.90 : 225,960 = 50,870.70 : x
  2. Step 2: Convert to fraction form
    150,744.90/225,960 = 50,870.70/x
  3. Step 3: Cross multiply
    150,744.90x = 225,960 × 50,870.70
  4. Step 4: Simplify right side
    150,744.90x = 11,494,743,372
  5. Step 5: Solve for x
    x = 11,494,743,372/150,744.90
  6. Step 6: Final answer
    x = 76,252.95

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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.