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Finding the Fourth Proportional to 201,344.52, 301,744.60 and 89,005.62

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Solution

The fourth proportional to 201,344.52, 301,744.60 and 89,005.62 is: 133,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,344.52 : 301,744.60 = 89,005.62 : x
  2. Step 2: Convert to fraction form
    201,344.52/301,744.60 = 89,005.62/x
  3. Step 3: Cross multiply
    201,344.52x = 301,744.60 × 89,005.62
  4. Step 4: Simplify right side
    201,344.52x = 26,856,965,204.65
  5. Step 5: Solve for x
    x = 26,856,965,204.65/201,344.52
  6. Step 6: Final answer
    x = 133,388.11

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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.