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Finding the Fourth Proportional to 201,610.20, 302,579.33 and 195,049.20

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Solution

The fourth proportional to 201,610.20, 302,579.33 and 195,049.20 is: 292,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,610.20 : 302,579.33 = 195,049.20 : x
  2. Step 2: Convert to fraction form
    201,610.20/302,579.33 = 195,049.20/x
  3. Step 3: Cross multiply
    201,610.20x = 302,579.33 × 195,049.20
  4. Step 4: Simplify right side
    201,610.20x = 59,017,856,253.04
  5. Step 5: Solve for x
    x = 59,017,856,253.04/201,610.20
  6. Step 6: Final answer
    x = 292,732.49

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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.