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Finding the Fourth Proportional to 131,337.61, 197,006.56 and 36,568

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Solution

The fourth proportional to 131,337.61, 197,006.56 and 36,568 is: 54,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,337.61 : 197,006.56 = 36,568 : x
  2. Step 2: Convert to fraction form
    131,337.61/197,006.56 = 36,568/x
  3. Step 3: Cross multiply
    131,337.61x = 197,006.56 × 36,568
  4. Step 4: Simplify right side
    131,337.61x = 7,204,135,886.08
  5. Step 5: Solve for x
    x = 7,204,135,886.08/131,337.61
  6. Step 6: Final answer
    x = 54,852.04

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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.