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Finding the Fourth Proportional to 131,843.48, 197,837.22 and 55,930.29

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Solution

The fourth proportional to 131,843.48, 197,837.22 and 55,930.29 is: 83,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,843.48 : 197,837.22 = 55,930.29 : x
  2. Step 2: Convert to fraction form
    131,843.48/197,837.22 = 55,930.29/x
  3. Step 3: Cross multiply
    131,843.48x = 197,837.22 × 55,930.29
  4. Step 4: Simplify right side
    131,843.48x = 11,065,093,668.08
  5. Step 5: Solve for x
    x = 11,065,093,668.08/131,843.48
  6. Step 6: Final answer
    x = 83,925.98

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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.