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Finding the Fourth Proportional to 150,055, 225,084.66 and 39,247

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Solution

The fourth proportional to 150,055, 225,084.66 and 39,247 is: 58,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055 : 225,084.66 = 39,247 : x
  2. Step 2: Convert to fraction form
    150,055/225,084.66 = 39,247/x
  3. Step 3: Cross multiply
    150,055x = 225,084.66 × 39,247
  4. Step 4: Simplify right side
    150,055x = 8,833,897,651.02
  5. Step 5: Solve for x
    x = 8,833,897,651.02/150,055
  6. Step 6: Final answer
    x = 58,871.06

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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.