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Finding the Fourth Proportional to 224,883.63, 337,325.45 and 91,826.55

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Solution

The fourth proportional to 224,883.63, 337,325.45 and 91,826.55 is: 137,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,883.63 : 337,325.45 = 91,826.55 : x
  2. Step 2: Convert to fraction form
    224,883.63/337,325.45 = 91,826.55/x
  3. Step 3: Cross multiply
    224,883.63x = 337,325.45 × 91,826.55
  4. Step 4: Simplify right side
    224,883.63x = 30,975,431,841.56
  5. Step 5: Solve for x
    x = 30,975,431,841.56/224,883.63
  6. Step 6: Final answer
    x = 137,739.83

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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.