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Finding the Fourth Proportional to 150,992.02, 226,662.99 and 81,008.02

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Solution

The fourth proportional to 150,992.02, 226,662.99 and 81,008.02 is: 121,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,992.02 : 226,662.99 = 81,008.02 : x
  2. Step 2: Convert to fraction form
    150,992.02/226,662.99 = 81,008.02/x
  3. Step 3: Cross multiply
    150,992.02x = 226,662.99 × 81,008.02
  4. Step 4: Simplify right side
    150,992.02x = 18,361,520,027.18
  5. Step 5: Solve for x
    x = 18,361,520,027.18/150,992.02
  6. Step 6: Final answer
    x = 121,605.90

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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.