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Finding the Fourth Proportional to 131,755.26, 197,616.52 and 36,992.89

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Solution

The fourth proportional to 131,755.26, 197,616.52 and 36,992.89 is: 55,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,755.26 : 197,616.52 = 36,992.89 : x
  2. Step 2: Convert to fraction form
    131,755.26/197,616.52 = 36,992.89/x
  3. Step 3: Cross multiply
    131,755.26x = 197,616.52 × 36,992.89
  4. Step 4: Simplify right side
    131,755.26x = 7,310,406,186.54
  5. Step 5: Solve for x
    x = 7,310,406,186.54/131,755.26
  6. Step 6: Final answer
    x = 55,484.74

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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.