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Finding the Fourth Proportional to 150,992.52, 226,663.74 and 81,008.52

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Solution

The fourth proportional to 150,992.52, 226,663.74 and 81,008.52 is: 121,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,992.52 : 226,663.74 = 81,008.52 : x
  2. Step 2: Convert to fraction form
    150,992.52/226,663.74 = 81,008.52/x
  3. Step 3: Cross multiply
    150,992.52x = 226,663.74 × 81,008.52
  4. Step 4: Simplify right side
    150,992.52x = 18,361,694,115.06
  5. Step 5: Solve for x
    x = 18,361,694,115.06/150,992.52
  6. Step 6: Final answer
    x = 121,606.65

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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.