Home / 55,793.72-76,995.09-30,299.89

Finding the Fourth Proportional to 55,793.72, 76,995.09 and 30,299.89

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Solution

The fourth proportional to 55,793.72, 76,995.09 and 30,299.89 is: 41,813.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793.72 : 76,995.09 = 30,299.89 : x
  2. Step 2: Convert to fraction form
    55,793.72/76,995.09 = 30,299.89/x
  3. Step 3: Cross multiply
    55,793.72x = 76,995.09 × 30,299.89
  4. Step 4: Simplify right side
    55,793.72x = 2,332,942,565.05
  5. Step 5: Solve for x
    x = 2,332,942,565.05/55,793.72
  6. Step 6: Final answer
    x = 41,813.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.