Home / 91,949.38-126,893.44-51,662.36

Finding the Fourth Proportional to 91,949.38, 126,893.44 and 51,662.36

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Solution

The fourth proportional to 91,949.38, 126,893.44 and 51,662.36 is: 71,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,949.38 : 126,893.44 = 51,662.36 : x
  2. Step 2: Convert to fraction form
    91,949.38/126,893.44 = 51,662.36/x
  3. Step 3: Cross multiply
    91,949.38x = 126,893.44 × 51,662.36
  4. Step 4: Simplify right side
    91,949.38x = 6,555,613,956.35
  5. Step 5: Solve for x
    x = 6,555,613,956.35/91,949.38
  6. Step 6: Final answer
    x = 71,295.90

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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.