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Finding the Fourth Proportional to 367,453.37, 551,179.85 and 114,755.49

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Solution

The fourth proportional to 367,453.37, 551,179.85 and 114,755.49 is: 172,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,453.37 : 551,179.85 = 114,755.49 : x
  2. Step 2: Convert to fraction form
    367,453.37/551,179.85 = 114,755.49/x
  3. Step 3: Cross multiply
    367,453.37x = 551,179.85 × 114,755.49
  4. Step 4: Simplify right side
    367,453.37x = 63,250,913,191.10
  5. Step 5: Solve for x
    x = 63,250,913,191.10/367,453.37
  6. Step 6: Final answer
    x = 172,133.17

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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.