Home / 57,375.02-79,179.71-31,883.27

Finding the Fourth Proportional to 57,375.02, 79,179.71 and 31,883.27

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Solution

The fourth proportional to 57,375.02, 79,179.71 and 31,883.27 is: 44,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,375.02 : 79,179.71 = 31,883.27 : x
  2. Step 2: Convert to fraction form
    57,375.02/79,179.71 = 31,883.27/x
  3. Step 3: Cross multiply
    57,375.02x = 79,179.71 × 31,883.27
  4. Step 4: Simplify right side
    57,375.02x = 2,524,507,517.14
  5. Step 5: Solve for x
    x = 2,524,507,517.14/57,375.02
  6. Step 6: Final answer
    x = 44,000.12

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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.