Home / 132,826.40-199,348.40-131,789.60

Finding the Fourth Proportional to 132,826.40, 199,348.40 and 131,789.60

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Solution

The fourth proportional to 132,826.40, 199,348.40 and 131,789.60 is: 197,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.40 : 199,348.40 = 131,789.60 : x
  2. Step 2: Convert to fraction form
    132,826.40/199,348.40 = 131,789.60/x
  3. Step 3: Cross multiply
    132,826.40x = 199,348.40 × 131,789.60
  4. Step 4: Simplify right side
    132,826.40x = 26,272,045,896.64
  5. Step 5: Solve for x
    x = 26,272,045,896.64/132,826.40
  6. Step 6: Final answer
    x = 197,792.35

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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.