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Finding the Fourth Proportional to 132,706.60, 199,059.90 and 131,324.20

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Solution

The fourth proportional to 132,706.60, 199,059.90 and 131,324.20 is: 196,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,706.60 : 199,059.90 = 131,324.20 : x
  2. Step 2: Convert to fraction form
    132,706.60/199,059.90 = 131,324.20/x
  3. Step 3: Cross multiply
    132,706.60x = 199,059.90 × 131,324.20
  4. Step 4: Simplify right side
    132,706.60x = 26,141,382,119.58
  5. Step 5: Solve for x
    x = 26,141,382,119.58/132,706.60
  6. Step 6: Final answer
    x = 196,986.30

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1.5x scale

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.