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Finding the Fourth Proportional to 117,682.44, 176,522.12 and 28,936.71

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Solution

The fourth proportional to 117,682.44, 176,522.12 and 28,936.71 is: 43,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,682.44 : 176,522.12 = 28,936.71 : x
  2. Step 2: Convert to fraction form
    117,682.44/176,522.12 = 28,936.71/x
  3. Step 3: Cross multiply
    117,682.44x = 176,522.12 × 28,936.71
  4. Step 4: Simplify right side
    117,682.44x = 5,107,969,358.85
  5. Step 5: Solve for x
    x = 5,107,969,358.85/117,682.44
  6. Step 6: Final answer
    x = 43,404.69

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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.