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Finding the Fourth Proportional to 113,532.35, 169,993.96 and 63,469.86

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Solution

The fourth proportional to 113,532.35, 169,993.96 and 63,469.86 is: 95,034.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,532.35 : 169,993.96 = 63,469.86 : x
  2. Step 2: Convert to fraction form
    113,532.35/169,993.96 = 63,469.86/x
  3. Step 3: Cross multiply
    113,532.35x = 169,993.96 × 63,469.86
  4. Step 4: Simplify right side
    113,532.35x = 10,789,492,842.05
  5. Step 5: Solve for x
    x = 10,789,492,842.05/113,532.35
  6. Step 6: Final answer
    x = 95,034.53

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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.