Home / 51,174.72-76,785.12-27,766.08

Finding the Fourth Proportional to 51,174.72, 76,785.12 and 27,766.08

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Solution

The fourth proportional to 51,174.72, 76,785.12 and 27,766.08 is: 41,661.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,174.72 : 76,785.12 = 27,766.08 : x
  2. Step 2: Convert to fraction form
    51,174.72/76,785.12 = 27,766.08/x
  3. Step 3: Cross multiply
    51,174.72x = 76,785.12 × 27,766.08
  4. Step 4: Simplify right side
    51,174.72x = 2,132,021,784.73
  5. Step 5: Solve for x
    x = 2,132,021,784.73/51,174.72
  6. Step 6: Final answer
    x = 41,661.62

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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.