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Finding the Fourth Proportional to 179,889.88, 269,975.80 and 125,500.84

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Solution

The fourth proportional to 179,889.88, 269,975.80 and 125,500.84 is: 188,349.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,889.88 : 269,975.80 = 125,500.84 : x
  2. Step 2: Convert to fraction form
    179,889.88/269,975.80 = 125,500.84/x
  3. Step 3: Cross multiply
    179,889.88x = 269,975.80 × 125,500.84
  4. Step 4: Simplify right side
    179,889.88x = 33,882,189,679.67
  5. Step 5: Solve for x
    x = 33,882,189,679.67/179,889.88
  6. Step 6: Final answer
    x = 188,349.62

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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.