Home / 94,978.80-131,072.04-59,183.28

Finding the Fourth Proportional to 94,978.80, 131,072.04 and 59,183.28

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Solution

The fourth proportional to 94,978.80, 131,072.04 and 59,183.28 is: 81,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,978.80 : 131,072.04 = 59,183.28 : x
  2. Step 2: Convert to fraction form
    94,978.80/131,072.04 = 59,183.28/x
  3. Step 3: Cross multiply
    94,978.80x = 131,072.04 × 59,183.28
  4. Step 4: Simplify right side
    94,978.80x = 7,757,273,243.49
  5. Step 5: Solve for x
    x = 7,757,273,243.49/94,978.80
  6. Step 6: Final answer
    x = 81,673.73

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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.