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Finding the Fourth Proportional to 275,094.44, 379,697.85 and 167,723.67

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Solution

The fourth proportional to 275,094.44, 379,697.85 and 167,723.67 is: 231,499.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,094.44 : 379,697.85 = 167,723.67 : x
  2. Step 2: Convert to fraction form
    275,094.44/379,697.85 = 167,723.67/x
  3. Step 3: Cross multiply
    275,094.44x = 379,697.85 × 167,723.67
  4. Step 4: Simplify right side
    275,094.44x = 63,684,316,893.11
  5. Step 5: Solve for x
    x = 63,684,316,893.11/275,094.44
  6. Step 6: Final answer
    x = 231,499.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.