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Finding the Fourth Proportional to 117,669.51, 176,515.81 and 33,433.56

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Solution

The fourth proportional to 117,669.51, 176,515.81 and 33,433.56 is: 50,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,669.51 : 176,515.81 = 33,433.56 : x
  2. Step 2: Convert to fraction form
    117,669.51/176,515.81 = 33,433.56/x
  3. Step 3: Cross multiply
    117,669.51x = 176,515.81 × 33,433.56
  4. Step 4: Simplify right side
    117,669.51x = 5,901,551,841.00
  5. Step 5: Solve for x
    x = 5,901,551,841.00/117,669.51
  6. Step 6: Final answer
    x = 50,153.62

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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.