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Finding the Fourth Proportional to 168,114.10, 252,308.85 and 166,801.90

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Solution

The fourth proportional to 168,114.10, 252,308.85 and 166,801.90 is: 250,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,114.10 : 252,308.85 = 166,801.90 : x
  2. Step 2: Convert to fraction form
    168,114.10/252,308.85 = 166,801.90/x
  3. Step 3: Cross multiply
    168,114.10x = 252,308.85 × 166,801.90
  4. Step 4: Simplify right side
    168,114.10x = 42,085,595,566.82
  5. Step 5: Solve for x
    x = 42,085,595,566.82/168,114.10
  6. Step 6: Final answer
    x = 250,339.48

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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.