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Finding the Fourth Proportional to 117,759.88, 176,635.67 and 33,520.48

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Solution

The fourth proportional to 117,759.88, 176,635.67 and 33,520.48 is: 50,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,759.88 : 176,635.67 = 33,520.48 : x
  2. Step 2: Convert to fraction form
    117,759.88/176,635.67 = 33,520.48/x
  3. Step 3: Cross multiply
    117,759.88x = 176,635.67 × 33,520.48
  4. Step 4: Simplify right side
    117,759.88x = 5,920,912,443.52
  5. Step 5: Solve for x
    x = 5,920,912,443.52/117,759.88
  6. Step 6: Final answer
    x = 50,279.54

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1.5x scale

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.