Home / 132,964.16-199,277.76-131,558

Finding the Fourth Proportional to 132,964.16, 199,277.76 and 131,558

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Solution

The fourth proportional to 132,964.16, 199,277.76 and 131,558 is: 197,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,964.16 : 199,277.76 = 131,558 : x
  2. Step 2: Convert to fraction form
    132,964.16/199,277.76 = 131,558/x
  3. Step 3: Cross multiply
    132,964.16x = 199,277.76 × 131,558
  4. Step 4: Simplify right side
    132,964.16x = 26,216,583,550.08
  5. Step 5: Solve for x
    x = 26,216,583,550.08/132,964.16
  6. Step 6: Final answer
    x = 197,170.30

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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.