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Finding the Fourth Proportional to 150,039.78, 225,026.19 and 44,845.08

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Solution

The fourth proportional to 150,039.78, 225,026.19 and 44,845.08 is: 67,257.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,039.78 : 225,026.19 = 44,845.08 : x
  2. Step 2: Convert to fraction form
    150,039.78/225,026.19 = 44,845.08/x
  3. Step 3: Cross multiply
    150,039.78x = 225,026.19 × 44,845.08
  4. Step 4: Simplify right side
    150,039.78x = 10,091,317,492.65
  5. Step 5: Solve for x
    x = 10,091,317,492.65/150,039.78
  6. Step 6: Final answer
    x = 67,257.61

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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.