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Finding the Fourth Proportional to 252,806.69, 379,063.33 and 119,685.83

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Solution

The fourth proportional to 252,806.69, 379,063.33 and 119,685.83 is: 179,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,806.69 : 379,063.33 = 119,685.83 : x
  2. Step 2: Convert to fraction form
    252,806.69/379,063.33 = 119,685.83/x
  3. Step 3: Cross multiply
    252,806.69x = 379,063.33 × 119,685.83
  4. Step 4: Simplify right side
    252,806.69x = 45,368,507,079.08
  5. Step 5: Solve for x
    x = 45,368,507,079.08/252,806.69
  6. Step 6: Final answer
    x = 179,459.28

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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.