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Finding the Fourth Proportional to 117,388.67, 176,093.53 and 33,149.68

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Solution

The fourth proportional to 117,388.67, 176,093.53 and 33,149.68 is: 49,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,388.67 : 176,093.53 = 33,149.68 : x
  2. Step 2: Convert to fraction form
    117,388.67/176,093.53 = 33,149.68/x
  3. Step 3: Cross multiply
    117,388.67x = 176,093.53 × 33,149.68
  4. Step 4: Simplify right side
    117,388.67x = 5,837,443,646.46
  5. Step 5: Solve for x
    x = 5,837,443,646.46/117,388.67
  6. Step 6: Final answer
    x = 49,727.49

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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.