Home / 66,183.48-99,149.94-51,319.44

Finding the Fourth Proportional to 66,183.48, 99,149.94 and 51,319.44

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Solution

The fourth proportional to 66,183.48, 99,149.94 and 51,319.44 is: 76,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,183.48 : 99,149.94 = 51,319.44 : x
  2. Step 2: Convert to fraction form
    66,183.48/99,149.94 = 51,319.44/x
  3. Step 3: Cross multiply
    66,183.48x = 99,149.94 × 51,319.44
  4. Step 4: Simplify right side
    66,183.48x = 5,088,319,396.83
  5. Step 5: Solve for x
    x = 5,088,319,396.83/66,183.48
  6. Step 6: Final answer
    x = 76,882.02

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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.