Home / 383,741.54-575,732.19-131,028.02

Finding the Fourth Proportional to 383,741.54, 575,732.19 and 131,028.02

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Solution

The fourth proportional to 383,741.54, 575,732.19 and 131,028.02 is: 196,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,741.54 : 575,732.19 = 131,028.02 : x
  2. Step 2: Convert to fraction form
    383,741.54/575,732.19 = 131,028.02/x
  3. Step 3: Cross multiply
    383,741.54x = 575,732.19 × 131,028.02
  4. Step 4: Simplify right side
    383,741.54x = 75,437,046,027.30
  5. Step 5: Solve for x
    x = 75,437,046,027.30/383,741.54
  6. Step 6: Final answer
    x = 196,582.96

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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.