Home / 57,262.62-79,022.28-31,772.85

Finding the Fourth Proportional to 57,262.62, 79,022.28 and 31,772.85

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Solution

The fourth proportional to 57,262.62, 79,022.28 and 31,772.85 is: 43,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.62 : 79,022.28 = 31,772.85 : x
  2. Step 2: Convert to fraction form
    57,262.62/79,022.28 = 31,772.85/x
  3. Step 3: Cross multiply
    57,262.62x = 79,022.28 × 31,772.85
  4. Step 4: Simplify right side
    57,262.62x = 2,510,763,049.10
  5. Step 5: Solve for x
    x = 2,510,763,049.10/57,262.62
  6. Step 6: Final answer
    x = 43,846.46

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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.