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Finding the Fourth Proportional to 135,105.88, 202,658.88 and 35,265.80

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Solution

The fourth proportional to 135,105.88, 202,658.88 and 35,265.80 is: 52,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,105.88 : 202,658.88 = 35,265.80 : x
  2. Step 2: Convert to fraction form
    135,105.88/202,658.88 = 35,265.80/x
  3. Step 3: Cross multiply
    135,105.88x = 202,658.88 × 35,265.80
  4. Step 4: Simplify right side
    135,105.88x = 7,146,927,530.30
  5. Step 5: Solve for x
    x = 7,146,927,530.30/135,105.88
  6. Step 6: Final answer
    x = 52,898.72

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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.