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Finding the Fourth Proportional to 95,103.30, 142,553.79 and 35,913.78

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Solution

The fourth proportional to 95,103.30, 142,553.79 and 35,913.78 is: 53,832.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,103.30 : 142,553.79 = 35,913.78 : x
  2. Step 2: Convert to fraction form
    95,103.30/142,553.79 = 35,913.78/x
  3. Step 3: Cross multiply
    95,103.30x = 142,553.79 × 35,913.78
  4. Step 4: Simplify right side
    95,103.30x = 5,119,645,452.23
  5. Step 5: Solve for x
    x = 5,119,645,452.23/95,103.30
  6. Step 6: Final answer
    x = 53,832.47

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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.