Home / 266,668.38-400,002.93-108,896.82

Finding the Fourth Proportional to 266,668.38, 400,002.93 and 108,896.82

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Solution

The fourth proportional to 266,668.38, 400,002.93 and 108,896.82 is: 163,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,668.38 : 400,002.93 = 108,896.82 : x
  2. Step 2: Convert to fraction form
    266,668.38/400,002.93 = 108,896.82/x
  3. Step 3: Cross multiply
    266,668.38x = 400,002.93 × 108,896.82
  4. Step 4: Simplify right side
    266,668.38x = 43,559,047,067.68
  5. Step 5: Solve for x
    x = 43,559,047,067.68/266,668.38
  6. Step 6: Final answer
    x = 163,345.38

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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.