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Finding the Fourth Proportional to 117,338.39, 176,024.37 and 36,291.67

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Solution

The fourth proportional to 117,338.39, 176,024.37 and 36,291.67 is: 54,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,338.39 : 176,024.37 = 36,291.67 : x
  2. Step 2: Convert to fraction form
    117,338.39/176,024.37 = 36,291.67/x
  3. Step 3: Cross multiply
    117,338.39x = 176,024.37 × 36,291.67
  4. Step 4: Simplify right side
    117,338.39x = 6,388,217,286.42
  5. Step 5: Solve for x
    x = 6,388,217,286.42/117,338.39
  6. Step 6: Final answer
    x = 54,442.69

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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.