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Finding the Fourth Proportional to 180,618.92, 270,874.36 and 113,253.27

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Solution

The fourth proportional to 180,618.92, 270,874.36 and 113,253.27 is: 169,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,618.92 : 270,874.36 = 113,253.27 : x
  2. Step 2: Convert to fraction form
    180,618.92/270,874.36 = 113,253.27/x
  3. Step 3: Cross multiply
    180,618.92x = 270,874.36 × 113,253.27
  4. Step 4: Simplify right side
    180,618.92x = 30,677,406,462.89
  5. Step 5: Solve for x
    x = 30,677,406,462.89/180,618.92
  6. Step 6: Final answer
    x = 169,846.03

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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.