Home / 51,180.14-76,755.62-32,431.88

Finding the Fourth Proportional to 51,180.14, 76,755.62 and 32,431.88

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Solution

The fourth proportional to 51,180.14, 76,755.62 and 32,431.88 is: 48,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180.14 : 76,755.62 = 32,431.88 : x
  2. Step 2: Convert to fraction form
    51,180.14/76,755.62 = 32,431.88/x
  3. Step 3: Cross multiply
    51,180.14x = 76,755.62 × 32,431.88
  4. Step 4: Simplify right side
    51,180.14x = 2,489,329,057.17
  5. Step 5: Solve for x
    x = 2,489,329,057.17/51,180.14
  6. Step 6: Final answer
    x = 48,638.57

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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.