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Finding the Fourth Proportional to 117,546.56, 176,255.04 and 61,246.16

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Solution

The fourth proportional to 117,546.56, 176,255.04 and 61,246.16 is: 91,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.56 : 176,255.04 = 61,246.16 : x
  2. Step 2: Convert to fraction form
    117,546.56/176,255.04 = 61,246.16/x
  3. Step 3: Cross multiply
    117,546.56x = 176,255.04 × 61,246.16
  4. Step 4: Simplify right side
    117,546.56x = 10,794,944,380.65
  5. Step 5: Solve for x
    x = 10,794,944,380.65/117,546.56
  6. Step 6: Final answer
    x = 91,835.48

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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.