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Finding the Fourth Proportional to 202,556.32, 303,835.20 and 119,392

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Solution

The fourth proportional to 202,556.32, 303,835.20 and 119,392 is: 179,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,556.32 : 303,835.20 = 119,392 : x
  2. Step 2: Convert to fraction form
    202,556.32/303,835.20 = 119,392/x
  3. Step 3: Cross multiply
    202,556.32x = 303,835.20 × 119,392
  4. Step 4: Simplify right side
    202,556.32x = 36,275,492,198.40
  5. Step 5: Solve for x
    x = 36,275,492,198.40/202,556.32
  6. Step 6: Final answer
    x = 179,088.42

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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.