Home / 89,618.08-134,446.60-27,286.96

Finding the Fourth Proportional to 89,618.08, 134,446.60 and 27,286.96

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Solution

The fourth proportional to 89,618.08, 134,446.60 and 27,286.96 is: 40,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,618.08 : 134,446.60 = 27,286.96 : x
  2. Step 2: Convert to fraction form
    89,618.08/134,446.60 = 27,286.96/x
  3. Step 3: Cross multiply
    89,618.08x = 134,446.60 × 27,286.96
  4. Step 4: Simplify right side
    89,618.08x = 3,668,638,996.34
  5. Step 5: Solve for x
    x = 3,668,638,996.34/89,618.08
  6. Step 6: Final answer
    x = 40,936.37

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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.