Home / 103,576.20-155,376.30-33,462.60

Finding the Fourth Proportional to 103,576.20, 155,376.30 and 33,462.60

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Solution

The fourth proportional to 103,576.20, 155,376.30 and 33,462.60 is: 50,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,576.20 : 155,376.30 = 33,462.60 : x
  2. Step 2: Convert to fraction form
    103,576.20/155,376.30 = 33,462.60/x
  3. Step 3: Cross multiply
    103,576.20x = 155,376.30 × 33,462.60
  4. Step 4: Simplify right side
    103,576.20x = 5,199,294,976.38
  5. Step 5: Solve for x
    x = 5,199,294,976.38/103,576.20
  6. Step 6: Final answer
    x = 50,197.78

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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.