Home / 118,171.62-177,174.38-43,282.04

Finding the Fourth Proportional to 118,171.62, 177,174.38 and 43,282.04

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Solution

The fourth proportional to 118,171.62, 177,174.38 and 43,282.04 is: 64,892.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,171.62 : 177,174.38 = 43,282.04 : x
  2. Step 2: Convert to fraction form
    118,171.62/177,174.38 = 43,282.04/x
  3. Step 3: Cross multiply
    118,171.62x = 177,174.38 × 43,282.04
  4. Step 4: Simplify right side
    118,171.62x = 7,668,467,499.85
  5. Step 5: Solve for x
    x = 7,668,467,499.85/118,171.62
  6. Step 6: Final answer
    x = 64,892.63

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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.