Home / 70,789.44-106,139.61-33,326.94

Finding the Fourth Proportional to 70,789.44, 106,139.61 and 33,326.94

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Solution

The fourth proportional to 70,789.44, 106,139.61 and 33,326.94 is: 49,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,789.44 : 106,139.61 = 33,326.94 : x
  2. Step 2: Convert to fraction form
    70,789.44/106,139.61 = 33,326.94/x
  3. Step 3: Cross multiply
    70,789.44x = 106,139.61 × 33,326.94
  4. Step 4: Simplify right side
    70,789.44x = 3,537,308,414.09
  5. Step 5: Solve for x
    x = 3,537,308,414.09/70,789.44
  6. Step 6: Final answer
    x = 49,969.44

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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.