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Finding the Fourth Proportional to 201,704.60, 302,556.90 and 179,154.20

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Solution

The fourth proportional to 201,704.60, 302,556.90 and 179,154.20 is: 268,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,704.60 : 302,556.90 = 179,154.20 : x
  2. Step 2: Convert to fraction form
    201,704.60/302,556.90 = 179,154.20/x
  3. Step 3: Cross multiply
    201,704.60x = 302,556.90 × 179,154.20
  4. Step 4: Simplify right side
    201,704.60x = 54,204,339,373.98
  5. Step 5: Solve for x
    x = 54,204,339,373.98/201,704.60
  6. Step 6: Final answer
    x = 268,731.30

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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.