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Finding the Fourth Proportional to 117,769.64, 176,650.29 and 33,530.25

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Solution

The fourth proportional to 117,769.64, 176,650.29 and 33,530.25 is: 50,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,769.64 : 176,650.29 = 33,530.25 : x
  2. Step 2: Convert to fraction form
    117,769.64/176,650.29 = 33,530.25/x
  3. Step 3: Cross multiply
    117,769.64x = 176,650.29 × 33,530.25
  4. Step 4: Simplify right side
    117,769.64x = 5,923,128,386.27
  5. Step 5: Solve for x
    x = 5,923,128,386.27/117,769.64
  6. Step 6: Final answer
    x = 50,294.19

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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.