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Finding the Fourth Proportional to 240,997.99, 361,141.77 and 134,234.97

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Solution

The fourth proportional to 240,997.99, 361,141.77 and 134,234.97 is: 201,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,997.99 : 361,141.77 = 134,234.97 : x
  2. Step 2: Convert to fraction form
    240,997.99/361,141.77 = 134,234.97/x
  3. Step 3: Cross multiply
    240,997.99x = 361,141.77 × 134,234.97
  4. Step 4: Simplify right side
    240,997.99x = 48,477,855,575.52
  5. Step 5: Solve for x
    x = 48,477,855,575.52/240,997.99
  6. Step 6: Final answer
    x = 201,154.60

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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.