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Finding the Fourth Proportional to 132,673.91, 199,149.37 and 116,980.97

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Solution

The fourth proportional to 132,673.91, 199,149.37 and 116,980.97 is: 175,593.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,673.91 : 199,149.37 = 116,980.97 : x
  2. Step 2: Convert to fraction form
    132,673.91/199,149.37 = 116,980.97/x
  3. Step 3: Cross multiply
    132,673.91x = 199,149.37 × 116,980.97
  4. Step 4: Simplify right side
    132,673.91x = 23,296,685,189.29
  5. Step 5: Solve for x
    x = 23,296,685,189.29/132,673.91
  6. Step 6: Final answer
    x = 175,593.57

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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.