Home / 57,262.37-79,021.94-31,772.61

Finding the Fourth Proportional to 57,262.37, 79,021.94 and 31,772.61

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Solution

The fourth proportional to 57,262.37, 79,021.94 and 31,772.61 is: 43,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.37 : 79,021.94 = 31,772.61 : x
  2. Step 2: Convert to fraction form
    57,262.37/79,021.94 = 31,772.61/x
  3. Step 3: Cross multiply
    57,262.37x = 79,021.94 × 31,772.61
  4. Step 4: Simplify right side
    57,262.37x = 2,510,733,122.20
  5. Step 5: Solve for x
    x = 2,510,733,122.20/57,262.37
  6. Step 6: Final answer
    x = 43,846.13

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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.