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Finding the Fourth Proportional to 135,332.44, 202,999.44 and 35,491.72

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Solution

The fourth proportional to 135,332.44, 202,999.44 and 35,491.72 is: 53,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,332.44 : 202,999.44 = 35,491.72 : x
  2. Step 2: Convert to fraction form
    135,332.44/202,999.44 = 35,491.72/x
  3. Step 3: Cross multiply
    135,332.44x = 202,999.44 × 35,491.72
  4. Step 4: Simplify right side
    135,332.44x = 7,204,799,284.64
  5. Step 5: Solve for x
    x = 7,204,799,284.64/135,332.44
  6. Step 6: Final answer
    x = 53,237.78

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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.