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Finding the Fourth Proportional to 199,610.70, 299,416.05 and 179,927.70

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Solution

The fourth proportional to 199,610.70, 299,416.05 and 179,927.70 is: 269,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,610.70 : 299,416.05 = 179,927.70 : x
  2. Step 2: Convert to fraction form
    199,610.70/299,416.05 = 179,927.70/x
  3. Step 3: Cross multiply
    199,610.70x = 299,416.05 × 179,927.70
  4. Step 4: Simplify right side
    199,610.70x = 53,873,241,219.59
  5. Step 5: Solve for x
    x = 53,873,241,219.59/199,610.70
  6. Step 6: Final answer
    x = 269,891.55

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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.