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Finding the Fourth Proportional to 117,850, 176,780.49 and 33,615.94

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Solution

The fourth proportional to 117,850, 176,780.49 and 33,615.94 is: 50,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,850 : 176,780.49 = 33,615.94 : x
  2. Step 2: Convert to fraction form
    117,850/176,780.49 = 33,615.94/x
  3. Step 3: Cross multiply
    117,850x = 176,780.49 × 33,615.94
  4. Step 4: Simplify right side
    117,850x = 5,942,642,345.01
  5. Step 5: Solve for x
    x = 5,942,642,345.01/117,850
  6. Step 6: Final answer
    x = 50,425.48

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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.