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Finding the Fourth Proportional to 274,704.96, 379,124.10 and 167,337.84

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Solution

The fourth proportional to 274,704.96, 379,124.10 and 167,337.84 is: 230,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,704.96 : 379,124.10 = 167,337.84 : x
  2. Step 2: Convert to fraction form
    274,704.96/379,124.10 = 167,337.84/x
  3. Step 3: Cross multiply
    274,704.96x = 379,124.10 × 167,337.84
  4. Step 4: Simplify right side
    274,704.96x = 63,441,807,985.94
  5. Step 5: Solve for x
    x = 63,441,807,985.94/274,704.96
  6. Step 6: Final answer
    x = 230,945.26

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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.