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Finding the Fourth Proportional to 201,704.30, 302,556.45 and 113,230.70

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Solution

The fourth proportional to 201,704.30, 302,556.45 and 113,230.70 is: 169,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,704.30 : 302,556.45 = 113,230.70 : x
  2. Step 2: Convert to fraction form
    201,704.30/302,556.45 = 113,230.70/x
  3. Step 3: Cross multiply
    201,704.30x = 302,556.45 × 113,230.70
  4. Step 4: Simplify right side
    201,704.30x = 34,258,678,623.02
  5. Step 5: Solve for x
    x = 34,258,678,623.02/201,704.30
  6. Step 6: Final answer
    x = 169,846.05

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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.