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Finding the Fourth Proportional to 117,909.26, 176,870.81 and 33,662.94

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Solution

The fourth proportional to 117,909.26, 176,870.81 and 33,662.94 is: 50,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,909.26 : 176,870.81 = 33,662.94 : x
  2. Step 2: Convert to fraction form
    117,909.26/176,870.81 = 33,662.94/x
  3. Step 3: Cross multiply
    117,909.26x = 176,870.81 × 33,662.94
  4. Step 4: Simplify right side
    117,909.26x = 5,953,991,464.78
  5. Step 5: Solve for x
    x = 5,953,991,464.78/117,909.26
  6. Step 6: Final answer
    x = 50,496.39

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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.