Home / 82,237.20-123,384.60-35,523.60

Finding the Fourth Proportional to 82,237.20, 123,384.60 and 35,523.60

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Solution

The fourth proportional to 82,237.20, 123,384.60 and 35,523.60 is: 53,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,237.20 : 123,384.60 = 35,523.60 : x
  2. Step 2: Convert to fraction form
    82,237.20/123,384.60 = 35,523.60/x
  3. Step 3: Cross multiply
    82,237.20x = 123,384.60 × 35,523.60
  4. Step 4: Simplify right side
    82,237.20x = 4,383,065,176.56
  5. Step 5: Solve for x
    x = 4,383,065,176.56/82,237.20
  6. Step 6: Final answer
    x = 53,297.84

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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.