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Finding the Fourth Proportional to 168,996.72, 253,475.60 and 44,347.44

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Solution

The fourth proportional to 168,996.72, 253,475.60 and 44,347.44 is: 66,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,996.72 : 253,475.60 = 44,347.44 : x
  2. Step 2: Convert to fraction form
    168,996.72/253,475.60 = 44,347.44/x
  3. Step 3: Cross multiply
    168,996.72x = 253,475.60 × 44,347.44
  4. Step 4: Simplify right side
    168,996.72x = 11,240,993,962.46
  5. Step 5: Solve for x
    x = 11,240,993,962.46/168,996.72
  6. Step 6: Final answer
    x = 66,516.05

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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.