Home / 51,315.33-76,910.10-29,147.37

Finding the Fourth Proportional to 51,315.33, 76,910.10 and 29,147.37

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Solution

The fourth proportional to 51,315.33, 76,910.10 and 29,147.37 is: 43,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,315.33 : 76,910.10 = 29,147.37 : x
  2. Step 2: Convert to fraction form
    51,315.33/76,910.10 = 29,147.37/x
  3. Step 3: Cross multiply
    51,315.33x = 76,910.10 × 29,147.37
  4. Step 4: Simplify right side
    51,315.33x = 2,241,727,141.44
  5. Step 5: Solve for x
    x = 2,241,727,141.44/51,315.33
  6. Step 6: Final answer
    x = 43,685.33

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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.