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Finding the Fourth Proportional to 225,769.04, 338,709.87 and 159,338.93

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Solution

The fourth proportional to 225,769.04, 338,709.87 and 159,338.93 is: 239,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,769.04 : 338,709.87 = 159,338.93 : x
  2. Step 2: Convert to fraction form
    225,769.04/338,709.87 = 159,338.93/x
  3. Step 3: Cross multiply
    225,769.04x = 338,709.87 × 159,338.93
  4. Step 4: Simplify right side
    225,769.04x = 53,969,668,266.24
  5. Step 5: Solve for x
    x = 53,969,668,266.24/225,769.04
  6. Step 6: Final answer
    x = 239,048.14

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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.