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Finding the Fourth Proportional to 80,060.00, 120,079.67 and 35,676.65

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Solution

The fourth proportional to 80,060.00, 120,079.67 and 35,676.65 is: 53,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,060.00 : 120,079.67 = 35,676.65 : x
  2. Step 2: Convert to fraction form
    80,060.00/120,079.67 = 35,676.65/x
  3. Step 3: Cross multiply
    80,060.00x = 120,079.67 × 35,676.65
  4. Step 4: Simplify right side
    80,060.00x = 4,284,040,480.52
  5. Step 5: Solve for x
    x = 4,284,040,480.52/80,060.00
  6. Step 6: Final answer
    x = 53,510.38

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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.