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Finding the Fourth Proportional to 168,337.62, 252,508.05 and 43,678.62

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Solution

The fourth proportional to 168,337.62, 252,508.05 and 43,678.62 is: 65,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,337.62 : 252,508.05 = 43,678.62 : x
  2. Step 2: Convert to fraction form
    168,337.62/252,508.05 = 43,678.62/x
  3. Step 3: Cross multiply
    168,337.62x = 252,508.05 × 43,678.62
  4. Step 4: Simplify right side
    168,337.62x = 11,029,203,162.89
  5. Step 5: Solve for x
    x = 11,029,203,162.89/168,337.62
  6. Step 6: Final answer
    x = 65,518.35

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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.