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Finding the Fourth Proportional to 119,921.44, 179,850.81 and 35,658.91

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Solution

The fourth proportional to 119,921.44, 179,850.81 and 35,658.91 is: 53,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,921.44 : 179,850.81 = 35,658.91 : x
  2. Step 2: Convert to fraction form
    119,921.44/179,850.81 = 35,658.91/x
  3. Step 3: Cross multiply
    119,921.44x = 179,850.81 × 35,658.91
  4. Step 4: Simplify right side
    119,921.44x = 6,413,283,847.22
  5. Step 5: Solve for x
    x = 6,413,283,847.22/119,921.44
  6. Step 6: Final answer
    x = 53,479.04

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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.