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Finding the Fourth Proportional to 201,481.56, 302,179.55 and 59,288.22

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Solution

The fourth proportional to 201,481.56, 302,179.55 and 59,288.22 is: 88,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,481.56 : 302,179.55 = 59,288.22 : x
  2. Step 2: Convert to fraction form
    201,481.56/302,179.55 = 59,288.22/x
  3. Step 3: Cross multiply
    201,481.56x = 302,179.55 × 59,288.22
  4. Step 4: Simplify right side
    201,481.56x = 17,915,687,343.46
  5. Step 5: Solve for x
    x = 17,915,687,343.46/201,481.56
  6. Step 6: Final answer
    x = 88,919.74

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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.