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Finding the Fourth Proportional to 117,898.98, 176,794.33 and 37,922.21

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Solution

The fourth proportional to 117,898.98, 176,794.33 and 37,922.21 is: 56,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,898.98 : 176,794.33 = 37,922.21 : x
  2. Step 2: Convert to fraction form
    117,898.98/176,794.33 = 37,922.21/x
  3. Step 3: Cross multiply
    117,898.98x = 176,794.33 × 37,922.21
  4. Step 4: Simplify right side
    117,898.98x = 6,704,431,709.07
  5. Step 5: Solve for x
    x = 6,704,431,709.07/117,898.98
  6. Step 6: Final answer
    x = 56,865.90

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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.