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Finding the Fourth Proportional to 336,034.20, 504,051.30 and 168,072.60

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Solution

The fourth proportional to 336,034.20, 504,051.30 and 168,072.60 is: 252,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,034.20 : 504,051.30 = 168,072.60 : x
  2. Step 2: Convert to fraction form
    336,034.20/504,051.30 = 168,072.60/x
  3. Step 3: Cross multiply
    336,034.20x = 504,051.30 × 168,072.60
  4. Step 4: Simplify right side
    336,034.20x = 84,717,212,524.38
  5. Step 5: Solve for x
    x = 84,717,212,524.38/336,034.20
  6. Step 6: Final answer
    x = 252,108.90

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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.