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Finding the Fourth Proportional to 179,409.93, 269,021.44 and 84,614.65

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Solution

The fourth proportional to 179,409.93, 269,021.44 and 84,614.65 is: 126,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,409.93 : 269,021.44 = 84,614.65 : x
  2. Step 2: Convert to fraction form
    179,409.93/269,021.44 = 84,614.65/x
  3. Step 3: Cross multiply
    179,409.93x = 269,021.44 × 84,614.65
  4. Step 4: Simplify right side
    179,409.93x = 22,763,154,988.10
  5. Step 5: Solve for x
    x = 22,763,154,988.10/179,409.93
  6. Step 6: Final answer
    x = 126,877.90

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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.