Home / 150,282.45-225,548.82-79,230.60

Finding the Fourth Proportional to 150,282.45, 225,548.82 and 79,230.60

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Solution

The fourth proportional to 150,282.45, 225,548.82 and 79,230.60 is: 118,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,282.45 : 225,548.82 = 79,230.60 : x
  2. Step 2: Convert to fraction form
    150,282.45/225,548.82 = 79,230.60/x
  3. Step 3: Cross multiply
    150,282.45x = 225,548.82 × 79,230.60
  4. Step 4: Simplify right side
    150,282.45x = 17,870,368,337.89
  5. Step 5: Solve for x
    x = 17,870,368,337.89/150,282.45
  6. Step 6: Final answer
    x = 118,911.88

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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.