Home / 54,761.42-82,153.22-23,171.42

Finding the Fourth Proportional to 54,761.42, 82,153.22 and 23,171.42

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Solution

The fourth proportional to 54,761.42, 82,153.22 and 23,171.42 is: 34,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,761.42 : 82,153.22 = 23,171.42 : x
  2. Step 2: Convert to fraction form
    54,761.42/82,153.22 = 23,171.42/x
  3. Step 3: Cross multiply
    54,761.42x = 82,153.22 × 23,171.42
  4. Step 4: Simplify right side
    54,761.42x = 1,903,606,854.50
  5. Step 5: Solve for x
    x = 1,903,606,854.50/54,761.42
  6. Step 6: Final answer
    x = 34,761.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.