Home / 51,900.20-71,607.46-29,231.27

Finding the Fourth Proportional to 51,900.20, 71,607.46 and 29,231.27

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Solution

The fourth proportional to 51,900.20, 71,607.46 and 29,231.27 is: 40,330.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,900.20 : 71,607.46 = 29,231.27 : x
  2. Step 2: Convert to fraction form
    51,900.20/71,607.46 = 29,231.27/x
  3. Step 3: Cross multiply
    51,900.20x = 71,607.46 × 29,231.27
  4. Step 4: Simplify right side
    51,900.20x = 2,093,176,851.12
  5. Step 5: Solve for x
    x = 2,093,176,851.12/51,900.20
  6. Step 6: Final answer
    x = 40,330.81

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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.