Home / 168,601.38-252,684.05-126,148.38

Finding the Fourth Proportional to 168,601.38, 252,684.05 and 126,148.38

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Solution

The fourth proportional to 168,601.38, 252,684.05 and 126,148.38 is: 189,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,601.38 : 252,684.05 = 126,148.38 : x
  2. Step 2: Convert to fraction form
    168,601.38/252,684.05 = 126,148.38/x
  3. Step 3: Cross multiply
    168,601.38x = 252,684.05 × 126,148.38
  4. Step 4: Simplify right side
    168,601.38x = 31,875,682,928.60
  5. Step 5: Solve for x
    x = 31,875,682,928.60/168,601.38
  6. Step 6: Final answer
    x = 189,059.44

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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.