Home / 166,011.38-229,311.78-134,299.88

Finding the Fourth Proportional to 166,011.38, 229,311.78 and 134,299.88

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Solution

The fourth proportional to 166,011.38, 229,311.78 and 134,299.88 is: 185,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,011.38 : 229,311.78 = 134,299.88 : x
  2. Step 2: Convert to fraction form
    166,011.38/229,311.78 = 134,299.88/x
  3. Step 3: Cross multiply
    166,011.38x = 229,311.78 × 134,299.88
  4. Step 4: Simplify right side
    166,011.38x = 30,796,544,536.59
  5. Step 5: Solve for x
    x = 30,796,544,536.59/166,011.38
  6. Step 6: Final answer
    x = 185,508.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.