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Finding the Fourth Proportional to 331,735.38, 497,601.45 and 95,079.30

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Solution

The fourth proportional to 331,735.38, 497,601.45 and 95,079.30 is: 142,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,735.38 : 497,601.45 = 95,079.30 : x
  2. Step 2: Convert to fraction form
    331,735.38/497,601.45 = 95,079.30/x
  3. Step 3: Cross multiply
    331,735.38x = 497,601.45 × 95,079.30
  4. Step 4: Simplify right side
    331,735.38x = 47,311,597,544.99
  5. Step 5: Solve for x
    x = 47,311,597,544.99/331,735.38
  6. Step 6: Final answer
    x = 142,618.49

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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.